Seek a power plant denitrification project tender, to the technical part of the

Tender No.: CDT--JZSTPKJⅡ--C--001 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Unit Flue Gas Denitrification EPC General Contracting Tender Document Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Tender Document Volume III Technical Documents and Annexes (Volume III) Datang Huayin Jinzhushan Power Plant Expansion Project Phase II Preparation Office Hunan Electric Power Survey and Design Institute April 2007 Changsha, Hunan, China Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Tender Document System Volume III Tender Technical Documents and Annexes Table of Contents Annex 1 Technical specifications Annex 2 Scope of supply Annex 3 Technical information and delivery schedule Annex 4 Delivery schedule Annex 5 Technical Services and Design Liaison Annex 6 Supervision, Inspection and Performance Acceptance Tests Annex 7 Project Organization and Management Annex 8 Drawings attached to Tender Documents Annex 9 Drawings attached to Bidding Documents Annex 10 Table of Differences Annex 11 Sub-contracting and Outsourcing Annex 12 Condition of Large Components Annex 13 Price List Annex 14 Format of Performance Guarantee Annex 15 Bidding Guarantee Annex 16 Qualification Documents of Bidding Parties Annex 17 Other Issues Required to be Explained by the Bidder Annex 18 Other Issues Required to be Explained by the Bidder Other Issues to be Explained by the Bidder Annex 18 Format of Bidder's Commitment Letter Annex 19 Format of Bidder's Authorization Letter for Qualified Representative Annex 20 Format of Bidder's Declaration Letter on Qualification Annex 21 Others Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Documents System Volume III Bidding Technical Documents and Attachment Annex 1 Technical Specification1 General Provisions This Bidding Document It applies to Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW, adopting SCR denitrification device by selective catalytic reduction method, with denitrification efficiency of not less than 87 and the number of denitrification layers set according to n1 under the conditions of design coal type and calibrated coal type, boiler maximum working condition BMCR, and treatment of 100 flue gas volume. The flue gas denitrification system of this project adopts EPC turnkey mode. This bidding document includes process system design, equipment selection, procurement, transportation and storage, manufacturing, design of civil construction structures, technical guidance during the whole process of construction, installation, commissioning, testing and inspection, commissioning, assessment and acceptance, elimination of deficiencies, training and final delivery for commissioning within the denitrification system that is necessary to be available; and it can meet the needs of normal operation of the boiler. The minimum technical requirements are set forth in this bidding document, and not all technical requirements and applicable standards are stipulated. The bidder shall provide high-quality design, equipment and its corresponding services that meet the requirements of this bidding document and the listed standards. For the national mandatory standards on safety, fire protection, environmental protection, labor hygiene, etc., their requirements must be met. The system described in this bidding document and the attached drawings are for reference only, and the bidder shall propose a more optimized layout plan, which shall be adopted after confirmation by the bidder. The bidder shall be responsible for the preparation of the system, the selection and arrangement of the equipment, and the requirements of the bidding party do not relieve the bidder of its responsibility. Failure to propose deviations from this tender document shall be deemed to constitute full compliance with the requirements set forth herein. Deviations, however small, must be clearly indicated in the "Table of Variations" in the bidding documents. In case of inconsistency in the description of this tender document, the bidder shall provide clarification before submitting the bid, and if no clarification is provided, the bidder's interpretation shall prevail. KKS marking system is fully adopted in this project, and all technical documents including drawings and equipment provided by the bidder are required to adopt KKS marking system The bidder undertakes to adopt the enterprise standards provided by the bidder. The marking principles, methods and contents will be discussed at the first design liaison meeting.1.1 Bidding Principles and Tendering1.1.1 Bidding Principles1.1.1.1 The bidding for EPC general contracting for flue gas denitrification of this project adopts the general contracting turn-key method of design, manufacturing, equipment and material supply, transportation, civil construction, installation, commissioning, testing and inspection until the environmental protection acceptance passes, service, training, etc. The bidding will be carried out in accordance with the requirements of the project. 1 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Document System Volume III Bidding Technical Document and Attachment 1.1.1.2 The bidder is responsible for the design, manufacture, installation, debugging, performance and quality of the whole flue gas denitrification system, and will hand it over to the bidding party after all the required indexes have been met.1.1.1.3 The bidding party will be responsible for the design, manufacture, installation, debugging, performance and quality of the entire flue gas denitrification system upon completion of the preliminary design work of the flue gas denitrification system. preliminary design work interface of flue gas denitrification system shall be submitted to the bidder for review and approval after cooperating with the main project design unit and subcontracting unit. The reviewed preliminary design will be used as a supplementary document of the contract, and will also be used as a basis for the construction drawings. 1.1.1.4 The bidder can use a foreigner as a technical partner, the technical support party of the bidder must be a good track record in the international arena, and have advanced and mature technology, the foreign denitrification technology must have a successful track record of operation in 600MW and above, and provide the foreigner with a formal authorization letter for the bidding project. Formal authorization letter of this bidding project or signed technology transfer, *** enjoyment or similar form of agreement and the technical support party's written commitment letter to provide core technology in the process of construction and operation of this project. The technical support party of the bidder shall provide guarantee for the equipment performance guarantee promised by the bidder. The guarantee made by the foreigner shall be responsible to the bidding party, and the bidding party shall be responsible to the bidding party. The technical guarantee made or technology provided by the foreigner shall be finalized by the bidding party after the consent of the bidding party. In case of any disagreement between the two parties, the bidding party and the bidder, regarding the technical guarantee provided by the foreigner, etc., the bidding party shall determine the same. The bidder has the construction performance of denitrification project of 600MW and above units in China. When selecting subcontractors for various projects, the bidding party shall recommend 3 or more alternative manufacturers in the bidding document, which shall be finalized by the bidding party at the time of contract signing or in the course of contract execution.1.1.1.5 The bidding party shall provide the whole set of the actual on-site conditions as detailed in the attached drawings of the bidding document in Attachment 8, which is provided by the bidding party and required by the bidding party. Selective Catalytic Reduction SCR flue gas denitrification system and equipment and auxiliary equipment, and is responsible for the corresponding building structure, installation, commissioning and other flue gas denitrification system engineering general contracting work. The arrangement of all buildings and structures of the whole flue gas denitrification system shall be coordinated with the main project. The bidder shall carry out the formulation, equipment selection and arrangement of the flue gas denitrification system in accordance with the layout scope planned in the bidding document Annex 8 Attached drawings of the bidding document, and the bidder may make appropriate adjustments within the scope of the given area according to the needs of the engineering design and the arrangement requirements, so as to make the process flow and arrangement reasonable, safe and economical.1.1.1.6 The bidder shall put forward the quality of the industrial water required for the flue gas denitrification system, the cooling water of the rotating equipment, and the water quality of the rotating equipment, and the water quality of the cooling water of the rotating equipment. cooling water of rotating equipment, water quality and quantity requirements, steam, instrumentation and miscellaneous compressed air consumption and related parameter requirements. The bidding party will be responsible for providing the industrial water required for flue gas denitrification system as well as the interface for instrumental and miscellaneous compressed air, the specific location of the interface will be designated by the bidding party, and the bidding party will go to the designated place to access it, without any further increase in cost, and this clause applies to any interface in the bidding document; the storage tank or pressure stabilizing tank of the instrumental, maintenance and miscellaneous compressed air required for the flue gas denitrification system will be taken care of by the bidding party itself. 2 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Documents System Volume III Bidding Technical Documents and Attachments Industrial water, steam, gas, etc. for debugging required by the flue gas denitrification system before handing over will be provided by the bidding party as the interfaces, and the construction electricity will be provided by the bidding party as the interface of the two-round AC 380V power supply, and the interface will be responsible by the bidding party in the future. Water and electricity will be charged in accordance with the relevant regulations of the bidding party, and the bidding party is responsible for putting forward its corresponding technical requirements to the bidding party.1.1.1.7 During the period of debugging of the flue gas denitrification system and the whole set of trial operation, the electricity required from the beginning of the single unit trial operation to the completion of the flue gas denitrification system for the 168h full-load trial operation will be provided by the bidding party at a cost, and the electricity charges will be collected from the bidding party according to the charge standards of the Hunan Electric Power Company in principle; The expendable supplies required during the commissioning of the flue gas denitrification system will be provided by the bidder at its own expense and included in the general contracting offer.1.1.1.8 The fire protection and fire alarm system in the flue gas denitrification system belongs to the scope of general contracting of denitrification project, and its design, construction and installation need to pass the examination and completion acceptance of the fire protection authority.1.1.1.9 In order to ensure the quality of all the subcontracted system equipments and the selection of the construction unit as a gatekeeper of the denitrification system, the bidding party will be responsible for the quality of all subcontracted system equipments. In order to ensure the quality of all subcontracted system equipment and the selection of subcontracted construction units in the denitrification system, the bidding party participates in the whole process of bidding and evaluation of subcontracted equipment and subcontracted construction units, as well as the signing of the technical agreement, the ordering of equipment, and the acceptance. The specific process shall be executed according to the relevant regulations of the bidding party.1.2 Scope of Bidding1.2.1 The scope of bidding is the general contracting of EPC for flue gas denitrification of 2×600MW for the second phase of Datang Huayin Jinzhushan Power Plant Expansion Project. The bidder shall provide all the design, equipment and material supply including on-site fabrication, transportation, construction and installation engineering construction, guidance, supervision, technical service, personnel training, commissioning, testing and inspection, trial operation, assessment and acceptance, performance guarantee of the whole set of system, all engineering and technical services and after-sales service within the scope of the flue gas denitrification system, complete handover of the information, etc., and be responsible for the environmental protection acceptance until qualified. 1.2.2 The technical requirements, scope of supply and service, installation and commissioning, test and acceptance stipulated in each part of this bidding document constitute a complete system of technical specifications, and the EPC general contracting work of flue gas denitrification system provided by the bidder shall cover these contents but not limited to them.1.2.3 Interface boundaries The design boundaries shall be the boundaries of the bidder.1.2.3.1 Denitrification reductant Inlet: Liquid ammonia-urea tank truck Outlet. Outlet: 1 Inside the SCR unit of the ammonia injection nozzle denitrification system. 2 Emergency discharge of ammonia is absorbed into ammonia wastewater through ammonia dilution tank and then discharged to the unit drainage tank or chemical wastewater treatment station between 3 and 4 units for treatment by waste water pump, and its division with the pipe rack of the tenderer's plant 3 Datang Huayin Jinzhushan Power Plant Expansion Project, Phase II, 2×600MW supercritical unit flue gas denitrification EPC general contracting bidding document system Volume III Bidding Technical Documents and Attachment Boundary of the denitrification agent ammonia preparation The boundary is 1m outside the denitrifier ammonia preparation area, including the waste water pump.1.2.3.2 Nitrogen purging system Inlet: Nitrogen cylinder outlet. Outlet: inside the denitrification system.1.2.3.3 Flue gas inlet: 1m outside the boiler steel column K5 after the exit flue from the boiler economizer, excluding expansion joints, flanges and counter-flanges at this interface. Outlet: air preheater inlet flue (specific location to be determined at the first contact meeting).1.2.3.4 Steam Soot blowing steam inlet: boiler body denitrification soot blowing steam source interface. Soot blowing steam outlet: the soot blowing system is connected to the boiler's 13.7m operating level designated location. The rest of the steam inlet and outlet: ammonia storage, preparation, supply system area and 1m outside the SCR reactor body area.1.2.3.4 5 Denitrification unit ash hopper if required Outlet: ash hopper lower flange.1.2.3.5 6 Process water if required Inlet: ammonia storage, preparation, supply system area and 1m outside the SCR reactor body area. Outlet: within the denitrification system.1.2.3.6 7 Cooling water if required Inlet: ammonia storage, preparation, supply system area and 1m outside the SCR reactor body area.1.2.3.6 7 Cooling water if required Inlet: ammonia storage, preparation, supply system area and 1m outside the denitrification system. Inlet: 1 m outside the ammonia storage, preparation and supply system area and SCR reactor body area. Outlet: inside the denitrification system.1.2.3.7 8 Compressed air The tanks or pressure regulator required for the denitrification system are self-supplied 1 m outside the ammonia storage, preparation and supply system area and SCR reactor body area. For the solution with sonic sootblower and compressed air sootblower, the bidder shall supply its own compressed air storage tank and pressurization device (if required).1.2.3.8 9 Ditches, pipe racks, brackets Ammonia storage, preparation, supply system area and 1m outside the SCR reactor body area and including the ammonia pipeline ammonia area of the plant to the SCR reactor system.1.2.3.9 10 Platforms, Escalators SCR Reactor Body Area Platforms and escalators necessary for the SCR reactor body area and the liaison platform with the boiler; platforms for overhaul and maintenance of the denitrifier ammonia storage 4 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Documents System Volume 3 Bidding Technical Documents and Attachments the area for the storage, preparation, and supply of denitrifier ammonia.1.2.3.10 11 Inspection and Lifting Facilities All stationary and mobile facilities for the maintenance of denitrification system equipment and components for the maintenance of the denitrification system. All fixed and mobile lifting facilities for maintenance of denitrification system equipment and components, as well as their rooting structures and track beams.1.2.3.11 12 Insulation and painting Design of insulation and painting of all equipment and pipelines within 1m outside the ammonia storage, preparation and supply system area and SCR reactor body area, except for the steel support of the SCR main body.1.2.3.12 13 Electricity and thermal control Design of insulation and painting of all equipment and pipelines within 1m outside the ammonia storage, preparation and supply system area and SCR reactor body area. Within 1m outside the reactor body area. In addition, the connecting cable between the SCR reactor body area and the denitrifier ammonia preparation area will be supplied by the bidder and responsible for laying Cable bridge will be provided by the bidder; if one end of the cable in the denitrification system area is connected to the equipment of the main project of the power plant, the cable involved in the part will be responsible for the supply by the main project (but the pre-fabricated cable of DCS will be supplied by the bidder), and the specification, type and number of the cable in the part will be listed by the bidder. The specification, type and number of cables of this part shall be listed by the bidder, and the design and construction of the cable laying of this part in the denitrification area shall be completed by the bidder, and the demarcation shall be within 1m outside the denitrification plant area.1.2.3.13 14 Fire protection The area of the ammonia storage, preparation, and supply system, and the area of the SCR reactor body shall be within 1m outside the area of the ammonia storage, preparation, and supply system, and the area of the SCR reactor body.1.2.3.14 15 HVAC, water supply and drainage, and communication 1.2.3.15 16 Civil construction Ammonia storage, preparation, supply system area and SCR reactor body area within 1m outside except for SCR main body steel support and its concrete foundation.1.2.3.16 17 All equipment of denitrification system and connecting parts e.g. flanges, mating flanges, gaskets, bolts, screws, weldments, embedded parts, etc. are included in the scope of supply and service. The tenderer shall not claim additional compensation costs for any changes in interfaces resulting from the fulfillment of the purpose of the contract. The bidder is responsible for the supply, cooperation and implementation without any additional cost.1.3 Basic Design Conditions of the Project1.3.1 Overview The first phase of Datang Huayin Jinzhushan Power Plant Expansion Project is a 2×600MW supercritical coal-fired unit, which is now put into operation and generates electricity; the second phase of the project will be constructed as a 2×600MW supercritical coal-fired unit, and will be equipped with flue gas denitrification and flue gas desulphurization devices at the same time. 5 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Documents System Volume III Bidding Technical Documents and Attachments 1.3.2 Site Conditions and Natural Conditions 1.3.2.1 Overview of Plant Site The site of the plant is located in Taiping Village, Pingtang Village and Zhenxin Village of Jinzhushan Township of Lengshuijiang City, with a northwestern distance of 8.0km from Lengshuijiang City, and 5.0km from Jinzhushan Old Power Plant. The site is east of Xiangqian Railway, 2.0km to the southeast of Jinzhushan Station, from the station to connect the special line is about 1.7km long; south of the former 1808 Provincial Highway, the power plant coal road from the road into the plant; power plant west of the S312 Provincial Highway and the town of Shatangwan, the power plant into the plant from the main road into the plant from the S312 Provincial Highway into the plant in the western part of the plant, the length of about 140m; the west of 0.9km The plant is located in the narrow shuttle zone between Xiangqian Railway and S312 Provincial Road. The main plant consists of steam engine room, deoxidizing room, coal bin room and boiler room, and there is a centralized control building for every two units. Except for the boiler which is arranged in the open air, the rest are arranged in the house, and the boiler is equipped with a low seal in front of the furnace. The main plant adopts reinforced concrete structure. The arrangement of denitrification equipment includes two parts. The denitrification facility is located above the air preheater support of the boiler; the ammonia plant is located at the extension end of the second phase of the desulfurization site away from the boiler house, occupying an area of about 700 m2. The design of the roads and greening outside the boiler area and the ammonia plant is considered by the overall project. The coordinate system adopts the power plant building coordinates A and B. 1.3.2.2 Meteorological conditions Lengshuijiang City is located in the central part of Hunan Province and the middle reaches of the Zijiang River, with a subtropical monsoon humid climate, abundant rainfall and four distinct seasons. Lengshuijiang meteorological station observation data reflected in the meteorological characteristics of the region parameters are: average atmospheric pressure: 986.9hPa; average temperature over the years: 16.8 ℃; extreme maximum temperature: 39.9 ℃; the average maximum temperature: 28.0 ℃ in July; the extreme minimum temperature: -10.9 ℃; the average minimum temperature: 5.1 ℃ January; the average relative humidity: 79; the average annual precipitation. 1430.0mm; the maximum daily temperature: 5.1℃; the average annual rainfall: 1430.0mm; Maximum daily precipitation: 156.8mm July; Annual evaporation: 1278.1mm; Maximum wind speed: 20.3m/s August; Average maximum wind speed of 10min for a 50-year period 10m above the ground: 24.9m/s; 6 Bidding document for general contracting of flue gas denitrification for the second phase of Datang Huayin Jinzhushan Power Plant Expansion Project, 2×600MW supercritical unit EPC System Volume 3 Tender Technical Documents and Annexes 10m above ground 10min average maximum wind speed for 100 years: 27.5m/s; multi-year average wind speed: 1.6m/s; wind direction frequency: throughout the year, the dominant wind direction in the hottest season is the NNE wind, and in the winter in the coldest season, the dominant wind direction from December to February is the N, NNE, WNW wind.1.3.2.3 According to the "China Ground Vibration Parameters" GB 18306 zoning map According to the "China Earthquake Parameter Zoning Map" GB 18306-2001, the peak acceleration of ground vibration is 0.05g, which is equivalent to the basic seismic intensity of Ⅵ degree, and the characteristic period of ground vibration response spectrum is 0.35s.1.3.2.4 The building land type is Class II.1.3.2.5 Water source The project is located in Lengshuijiang City of Hunan Province, which is located in the middle reaches of the Zishui River, and the water intake source is the Zishui River, and the intake point is located in the construction of Longlangshan River. The water intake is located in the reservoir area of Langshitan Hydropower Station, which is under construction.1.3.2.6 Transportation Conditions and Restrictions The railroad line of the first phase of the project is connected to Jinzhushan Station of Xiangqian Railway, with a total length of about 1.7km, and there are three tracks opposite to the station house of Jinzhushan Station, with an effective length of 850m. The second phase of the project proposes to set up two new tracks at Jinzhushan Station and renovate the corresponding ancillary facilities in order to satisfy the requirements for additional capacity. The S312 Provincial Road runs through Lengshuijiang City, from Lianyuan in the east to Xinhua in the west. The factory site is close to S312 Provincial Road, and the highway transportation is very convenient. Zishui is one of the four major rivers in Hunan Province, which flows 24km through the territory of Lengshuijiang City, and is navigable for 35t-class vessels all year round, up to Shaoyang and down to Zhexi, which can undertake the transportation of some of the ground materials during the construction period of the power plant.1.3.3 The main equipment of the power plant 1 The parameters of the main equipment of the Datang Huayin Jinzhushan Power Plant Expansion Project, Phase II 2×600MW supercritical unit related to denitrification unit are shown in Table 1.3 7 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Document System Volume III Tender Technical Documents and Attachments Table 1.3-1 Table 1.3-1 Table of Main Equipment Parameters Equipment Name Parameter Nominal Unit Parameter Supercritical Parameter, Primary Intermediate Reheat, Single Furnace, Balanced Ventilation Super-critical parameters, primary intermediate reheat, single hearth, balanced ventilation, solid slag discharge, open-air layout Model placement, all-steel frame structure, W-type flame combustion, vertical water-cooled wall with internal threaded pipe, П-type variable pressure direct-flow boiler Superheater evaporation BMCR t/h 1900 Superheater outlet steam pressure BMCR MPa.g 25.4 boiler Superheater outlet steam temperature BMCR ℃ 571 3 Coal economizer outlet flue gas quantity BMCR Nm / h 1824669 Coal economizer Exit flue gas temperature BMCR ℃ 414 Boiler exhaust temperature before/after correction BMCR ℃ 124/118 Boiler calculated coal consumption BMCR t/h 291.4 Quantity per furnace 2 Air preheater Type Junker type Leakage rate within one year 6 Quantity per furnace 2 Dust collector Type Double chamber with five electric fields Dedusting efficiency 99.82 Type and configuration 2 induced draft fan plus air flow 3 m / s Before installing denitrification device Wind pressure Pa motor power kW chimney two furnace height m 210 a material reinforced concrete brick sleeve chimney 2 The project ash removal system adopts positive pressure dense phase pneumatic ash removal system. The fly ash from the ash hopper of the economizer and the electric precipitator of each unit 8 Datang Huayin Jinzhushan Power Plant Expansion Project Phase II 2×600MW Supercritical Unit Flue Gas Denitrification EPC General Contracting Bidding Documents System Volume III Bidding Technical Document and Attachment The fly ash from the ash hopper of the dust collector is sent to the dry ash storage through the ash conveyor. 3 The control system of the unit adopts decentralized control system. 4 Auxiliary steam parameters are 1.0～1.27MPa, 320～350°C. 1.3.4 Power Plant Permanent Service Facilities 1 The circulating water of this project is secondary circulation, and the cooling tower outlet water temperature is 33°C in summer, the design temperature of cooling water for the open circulating cooling water system is 22°C, with a maximum of 33°C in summer, and the design temperature of cooling water for the closed circulating cooling water system is 33°C, with a maximum of 38°C. 1.3.5 Power Plant Permanent Service Facilities 2 The power plant has a centralized control system, which is used for the maintenance and instrumentation. 2 The compressed air system for inspection and instrumentation is supplied at a pressure of 0.4 to 0.8MPa and a maximum temperature of 50℃. 3 Plant power system voltage The high voltage system is 6.3kV three-phase 50Hz, and the rated voltage of the motor with rated capacity ≥200kW is 6kV. .