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Energy and Power

Performance

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1) Technology of combined cooling, heating and power generation
The typical engineering performances are: thermal power plant of Jinxi Chemical Industry Plant, heat supply network of Qingdao Power Plant, 50MW comprehensive utilization of biomass thermal power plant of Yueyang Paper Corporation, Jingu thermal power plant of Qingdao Thermal Power Group, etc..

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Thermal power plant of Jinxi Chemical Industry Plant

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Heat supply network of Qingdao Power Plant

CINF Engineering Corporation Limited

Comprehensive utilization of biomass thermal power plant of Yueyang Paper Corporation

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Jingu thermal power plant of Qingdao Thermal Power Group

2) Wasteheat utilization and power generation technology
① Saturated steam power station with waste heat from Kivcet Pb Smelting Operation of Zhuzhou Smelter Group
The project produces the mediumpressure saturated steam by utilizing the waste heat from the fuming furnace of leadsmelting system and the offgas afterheat of KIVCET furnace to build a 10MW singlestage and threehead extraction condensing steam turbine generator set by mediumpressure saturated steam. The equipments and overall control system is in the domestic leading level.

CINF Engineering Corporation Limited

② Saturated steam power station with waste heat from the 200kt/a leadzinc smelting and resource comprehensive utilization project of Jiangxi Copper Industry Group Co.
The project produces the mediumpressure saturated steam by utilizing the fuming furnace of leadsmelting system to establish a 12MW extraction condensing steam turbine generator set by mediumpressure saturated steam.

CINF Engineering Corporation Limited

③ The turnkey project of saturated steam power station with waste heat from the No 8 Smelter of Hunan Shuikoushan Nonferrous Metals Group Co.
The project produces the mediumpressure saturated steam by utilizing bottomblowing furnace of leadzinc smelting system, fuming furnace and the offgas and afterheat of sideblowing furnace to establish a 7MW extraction condensing steam turbine generator set by mediumpressure saturated steam.

CINF Engineering Corporation Limited

④ The afterheat power station of Zhejiang Jiafu Glass Co.
The project utilizes the afterheat of two utra rolling glass production lines to establish three mediumtemperature secondary mediumpressure afterheat boilers and is equipped with one 6MW nonadjusting extraction condensing stream turbine generator set.

CINF Engineering Corporation Limited

⑤ Offgas afterheat power station of Zhuzhou Qibin Glass Co.
The project utilizes the afterheat of three floating glass production lines to establish three mediumtemperature secondary mediumpressure afterheat boilers and is equipped with one set of 7.5MW nonadjusting extraction condensing stream turbine generators.

CINF Engineering Corporation Limited

 ⑥ Project of Mnserials products intensive processing and auxiliary works of Tongren Region (Phase I)
The project utilizes the afterheat from the sulphuric acid plant production line, installed with one mediumtemperature secondary mediumpressure afterheat boiler and one adjustable 12MW extraction condensing stream turbine generator unit.

CINF Engineering Corporation Limited

3) Natural gas distributed energy technology
① The distributed energy station of Changsha Huanghua International Airport
In 2010, CINF completed the engineering design of CCHP energy station of Changsha Huanghua International Airport. The total cooling capacity is 27MW; heating capacity is 18MW; and power generating capacity is 2.32MW. Now the station is running successfully.

CINF Engineering Corporation Limited

② The distributed energy station project of Guangzhou Development Aotou Co.
CINF won the bidding in the engineering design of distributed energy station project of Guangzhou Development Aotou Co.. The power generating capacity of the station is 28.8MW and the heating capacity is 55t/h (steam).

CINF Engineering Corporation Limited

4) New energy technology
① The solar photovoltaic power generating system of Guangxi Green Earth Energy Tech Co., Ltd
The installed capacity of the roof photovoltaic power generation project of the lowcarbon demonstration project of Nanning Education Bureau is 50kwp. The photovoltaic cell is equipped on the building roof, including 270 190w photovoltaic modules.

CINF Engineering Corporation Limited

② Hot water supply works for the staff dormitory of Phase I and solar heating project of Phase II of Tibet Jiama Copper Complex Mine
The heating load is 3960KW, and solar heat collection first, boiler second. The heat collection panel is equipped in the milling and floating plant. The heat collection area is 9,000m2. The project produces 30t 55℃ life hot water for staff’s convenience.

CINF Engineering Corporation Limited

③ Power plant with recycled biomass of Yueyang Paper Industry Co.
The project treats the industrial waste from the papermaking operation for the purpose of harmless, reductive and regenerative disposal to provide heat and power for paper production. It can treat over 180kt/a biological waste and save 85kt/a of standard coal equivalent.

CINF Engineering Corporation Limited

④ Biomass environmentalfriendly thermal power plant of Xuzhou Yifeng Sanbao Environmental Protection Thermal Power Co.
The plant adopts the technology of agriculture and forestry biomass (straw) briquette combustion and electric heating biomass (straw) to generate heat and electricity. The plant is the first both at home and abroad to use the abovementioned technology.

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5) Power gas
① Oxygen station of Danxia Smelter

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② Hydrogen and oxygen station of Zhuzhou Cemented Carbide Group Co.

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③ Coal gas station of Shanxi Jiaokou alumina project

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④ Coal gas station of Henan Zhongmei alumina project

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⑤ Coal gas and steam combined power plant of Qitaihe coke oven project

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⑥ The tungsten oxide reduction is based on the large hydrogen flow process (most of the tailing gas is hydrogen). 1,800m3/h large centralized hydrogen recovery purification technology is applied. The project is running well and can recover 4.03 million m3/a hydrogen. It saves 16 million kwh electricity, equivalent to 6400 tons of standard coal equivalent and decreases about 448 ton of SO2 emission.

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Adsorption drying facility of hydrogen recovery purification system

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Compression facility of hydrogen recovery purification system

6) Technology of flue gas desulfurization and denitration
① Expansion and upgrading project of offgas desulfurization and denitration operation  in the thermal power plant of Hunan Xiangwei Co.
Large carbide slag waste slurry is used as desulfurizing agent to design offgas wetdesulphurization processing system for three circulating fluidized bed boilers. The desulfurization efficiency is up to over 85%. The process can create environmental protection and economic benefits for enterprises, turning waste into wealth.

CINF Engineering Corporation Limited

② Wet desulphurization system in biomass comprehensive utilization power plant of Yueyang Paper Co., Ltd
The project adopts 2stage wetbasis desulphurization process of limestone injection to the boiler + flue gas limestone gypsum wetbasis desulfurization to design the wetbasis desulfurization system for the offgas from two circulated fluidizedbed boilers. The overall desulphurization rate reaches 99% to develop good environmental protection benefit for the enterprise.

CINF Engineering Corporation Limited