CN208818022U - A kind of direct air cooled condenser Air-Cooling Island hot air recycling system - Google Patents

A kind of direct air cooled condenser Air-Cooling Island hot air recycling system Download PDF

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Publication number
CN208818022U
CN208818022U CN201820971144.5U CN201820971144U CN208818022U CN 208818022 U CN208818022 U CN 208818022U CN 201820971144 U CN201820971144 U CN 201820971144U CN 208818022 U CN208818022 U CN 208818022U
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China
Prior art keywords
air
pipe
cooled
cooled condenser
condenser
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Expired - Fee Related
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CN201820971144.5U
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Chinese (zh)
Inventor
高建强
危日光
杜少东
庄绪增
董晴
杨东江
郭天翔
梁泽曦
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North China Electric Power University Baoding
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North China Electric Power University Baoding
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Publication of CN208818022U publication Critical patent/CN208818022U/en
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Anticipated expiration legal-status Critical

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Abstract

A kind of direct air cooled condenser Air-Cooling Island hot air recycling system, including motor, steam turbine and air cooling tubes condenser, add hot air recycling system, hot air recycling system includes taking air hose and supply air system, it is equipped between adjacent two air cooling tubes condenser and takes air hose, bottom duct is taken to be equipped with induced duct, the induced duct connects supply air system.Utility model adds hot air recycling system, for recycling the hot-air of air cooling tubes condenser generation, in the burning of boiler, energy conservation and environmental protection.In short, the utility model structure is simple, it is suitable for industrialized production.

Description

A kind of direct air cooled condenser Air-Cooling Island hot air recycling system
Technical field
The utility model relates to a kind of hot air recycling systems, are especially used for the sirocco reclamation system of Direct Air-Cooled generating set System belongs to sirocco reclamation technical field.
Background technique
Direct air cooled condenser is a kind of heat exchanger that turbine discharge is condensed into water, also known as steam condenser.Condenser master It is used in steam turbine power plant, is divided into water-cooled condenser and two kinds of air cooling tubes condenser
Compared with conventional power unit, direct air cooled condenser generating set can water-saving about 90%, in recent years China " rich coal lack The installed capacity in water " area is developed rapidly.But due to the structure of air cooling tubes condenser, so that useless after finned tube exchanges heat Hot-air is directly discharged in atmosphere, causes energy waste, influences unit economy.
Utility model content
The utility model is directed to the defect of the prior art, provides a kind of direct air cooled condenser Air-Cooling Island sirocco reclamation system System, structure is simple, energy conservation and environmental protection.
Technical problem described in the utility model solves by the following technical programs:
A kind of direct air cooled condenser Air-Cooling Island hot air recycling system, including motor, steam turbine and air cooling tubes condenser, it is described Steam turbine connects air cooling tubes condenser by main blow-off line, and air cooling tubes condenser lower end connects condensate tank, and the condensate tank connects Take back water pipe, return pipe is equipped with feed pump, and feed pump is sent into water in boiler, the air cooling tubes condenser be arranged side by side it is several, Hot air recycling system is added, hot air recycling system includes taking air hose, induced duct and supply air system, between adjacent two air cooling tubes condenser Equipped with air hose is taken, bottom duct is taken to be equipped with induced duct, the induced duct connects supply air system.
Above-mentioned direct air cooled condenser Air-Cooling Island hot air recycling system, the air cooling tubes condenser top are equipped with steam and distribute Pipe, steam-distributing pipe bottom end stretches down out two finned-tube bundles, described that air hose is taken to be arranged in parallel with steam-distributing pipe, takes on air hose Equipped with air inlet hole, the bottom end for taking air hose is arranged in the air inlet hole.
Above-mentioned direct air cooled condenser Air-Cooling Island hot air recycling system, adjacent two take one end of air hose to be connected by pipeline, pipe Road bottom is equipped with induced duct, and the induced duct connects supply air system, and supply air system connects boiler, and induced duct is equipped with blower.
The fair current of air cooling tubes condenser is arranged in above-mentioned direct air cooled condenser Air-Cooling Island hot air recycling system, the air inlet hole Area.
The utility model has the advantage that
The utility model adds hot air recycling system in original direct air cooled condenser, and recycling air cooling tubes condenser produces Raw hot-air, the burning for boiler.On the finned-tube bundle top of air cooling tubes condenser, setting takes air hose, is used for draw in cold condensing The hot-air that device generates takes the bottom of air hose to be equipped with air inlet hole, and the fair current area of air cooling tubes condenser is arranged in air inlet hole, in this way The efficiency of hot air recycling system can be improved, the hot-air of absorption is delivered to supply air system by several induced duct, guarantee that caliber is reasonable, Avoid a secondary wind pressure different and caused by crushing, and do not introduce heat source, energy conservation and environmental protection.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model air cooling tubes condenser structural schematic diagram；
Fig. 3 is sectional view along A-A in the utility model Fig. 2.
Each label respectively indicates in figure are as follows: 1, motor, 2, steam turbine, 3, boiler, 4, main gland steam exhauster, 5, steam distribution Pipe, 6, take air hose, 7, induced duct, 8, blower, 9, return pipe, 10, feed pump, 11, condensate tank, 12, axial flow blower, 13, empty Cold condenser, 14, finned-tube bundle, 15, air outlet, 16, air inlet hole, 17, condensate return pipe, 18, supply air system.
Specific embodiment
Refering to attached drawing 1, a kind of direct air cooled condenser Air-Cooling Island hot air recycling system, including motor 1, steam turbine 2 and sky Cold condenser 13, the steam turbine 2 connect air cooling tubes condenser 13 by main blow-off line 4, and 13 lower end of air cooling tubes condenser passes through solidifying It bears water recovery tube 17 and connects condensate tank 11, the condensate tank 11 connects return pipe 9, and return pipe 9 is equipped with feed pump 10, gives Water pump 10 is sent into water in boiler 3, and the air cooling tubes condenser 13 is arranged side by side several, is equipped between adjacent two air cooling tubes condenser 13 Air hose 6 is taken, 6 bottom of air hose is taken to be equipped with induced duct 7, the induced duct 7 connects supply air system 18.Take air hose 6 air-cooled for recycling The hot-air that condenser 13 generates is drained by induced duct 7.
Refering to attached drawing 2, steam-distributing pipe 5 is equipped at the top of the air cooling tubes condenser 13,5 bottom end of steam-distributing pipe stretches down Two finned-tube bundle 14 out, axial flow blower 12 is equipped in two finned-tube bundles, 14 center, and 14 surface of finned-tube bundle is equipped with air outlet 15, institute It states and air hose 6 is taken to be arranged in parallel with steam-distributing pipe 5, air hose 6 is taken to be equipped with air inlet hole 16, the setting of air inlet hole 16 is taking air hose 6 bottom end.Air outlet 15 releases hot-air rising, is directly entered by air inlet hole 16 and takes air hose 6, the efficiency of hot air recycling system It is high.
Adjacent two take one end of air hose 6 to be connected by pipeline, and duct bottom is equipped with induced duct 7, the connection of induced duct 7 air-supply System 18, supply air system 18 connect boiler 3, and induced duct 7 is equipped with blower 8.Hot-air is pooled to supply air system by induced duct 7 18, the hot-air collected is delivered to the recycling that hot-air is carried out in boiler 3.
In air cooling tubes condenser 13, steam becomes liquid water heat release, and hot-air is by the air outlet 15 on air cooling tubes condenser 13 It releases, the hot-air released is entered by air inlet hole 16 takes air hose 6, and supply air system 18 is pooled to after induced duct 7, is collected Hot-air eventually flows to boiler 3 and is utilized.
The fair current area of air cooling tubes condenser 13 is arranged in the air inlet hole 16, improves the efficiency of hot air recycling system.

Claims (4)

1.一种直接空冷凝汽器空冷岛热风回收系统，包括电机（1）、汽轮机（2）与空冷凝汽器（13），所述汽轮机（2）通过主排汽管道（4）连接空冷凝汽器（13），空冷凝汽器（13）下端连接凝结水箱（11），所述凝结水箱（11）连接回水管（9），回水管（9）上设有给水泵（10），给水泵（10）把水送入锅炉（3）内，所述空冷凝汽器（13）并排设置数个，其特征在于，增设热风回收系统，热风回收系统包括取风管（6）与送风系统（18），相邻两空冷凝汽器（13）之间设有取风管（6），取风管（6）底部设有引风管（7），所述引风管（7）连接送风系统（18）。1. A direct air-cooled condenser air-cooled island hot air recovery system, comprising a motor (1), a steam turbine (2) and an air-cooled condenser (13), the steam turbine (2) being connected to the air through a main steam exhaust pipe (4). The condenser (13), the lower end of the air-cooled condenser (13) is connected to a condensate tank (11), the condensate tank (11) is connected to a return pipe (9), and the return pipe (9) is provided with a feed pump (10), The feed water pump (10) feeds water into the boiler (3), and several air-cooled condensers (13) are arranged side by side. It is characterized in that a hot air recovery system is added. An air system (18) is provided with an air intake pipe (6) between two adjacent air-cooled condensers (13), and an air intake pipe (7) is provided at the bottom of the air intake pipe (6). ) to the air supply system (18). 2.根据权利要求1所述的一种直接空冷凝汽器空冷岛热风回收系统，其特征在于，所述空冷凝汽器（13）顶部设有蒸汽分配管（5），蒸汽分配管（5）底端向下伸展出两翅片管束（14），所述取风管（6）与蒸汽分配管（5）平行设置，取风管（6）上设有进风孔（16），所述进风孔（16）设置在取风管（6）的底端。2. A direct air-cooled condenser air-cooled island hot air recovery system according to claim 1, wherein a steam distribution pipe (5) is provided at the top of the air-cooled condenser (13), and the steam distribution pipe (5) ) bottom end extends downward with two finned tube bundles (14), the air intake pipe (6) is arranged in parallel with the steam distribution pipe (5), and the air intake pipe (6) is provided with an air inlet hole (16), so The air inlet hole (16) is arranged at the bottom end of the air intake pipe (6). 3.根据权利要求2所述的一种直接空冷凝汽器空冷岛热风回收系统，其特征在于，相邻两取风管（6）的一端由管道连接，管道底部设有引风管（7），所述引风管（7）连接送风系统（18），送风系统（18）连接锅炉（3），引风管（7）上设有风机（8）。3. A direct air-cooled condenser air-cooled island hot air recovery system according to claim 2, wherein one end of two adjacent air intake pipes (6) is connected by a pipe, and an air intake pipe (7) is provided at the bottom of the pipe ), the air induction pipe (7) is connected to the air supply system (18), the air supply system (18) is connected to the boiler (3), and the air induction pipe (7) is provided with a fan (8). 4.根据权利要求3所述的一种直接空冷凝汽器空冷岛热风回收系统，其特征在于，所述进风孔（16）设置在空冷凝汽器（13）的顺流区。4 . The air-cooled island hot air recovery system for a direct air-cooled condenser according to claim 3 , wherein the air inlet holes ( 16 ) are arranged in the downstream area of the air-cooled condenser ( 13 ). 5 .
CN201820971144.5U 2018-06-22 2018-06-22 A kind of direct air cooled condenser Air-Cooling Island hot air recycling system Expired - Fee Related CN208818022U (en)

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CN201820971144.5U CN208818022U (en) 2018-06-22 2018-06-22 A kind of direct air cooled condenser Air-Cooling Island hot air recycling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820971144.5U CN208818022U (en) 2018-06-22 2018-06-22 A kind of direct air cooled condenser Air-Cooling Island hot air recycling system

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CN208818022U true CN208818022U (en) 2019-05-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113670086A (en) * 2021-08-13 2021-11-19 广州环投福山环保能源有限公司 Shading wind-proof air cooling island waste incineration power plant with coupled compressed air energy storage
CN114993068A (en) * 2022-05-06 2022-09-02 内蒙古磴口金牛煤电有限公司 A device for reusing hot air in an air-cooled island

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113670086A (en) * 2021-08-13 2021-11-19 广州环投福山环保能源有限公司 Shading wind-proof air cooling island waste incineration power plant with coupled compressed air energy storage
CN114993068A (en) * 2022-05-06 2022-09-02 内蒙古磴口金牛煤电有限公司 A device for reusing hot air in an air-cooled island

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