CN207094592U - A kind of Waste Water From Fire Power Plant waste vapour residual heat using device - Google Patents

A kind of Waste Water From Fire Power Plant waste vapour residual heat using device Download PDF

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Publication number
CN207094592U
CN207094592U CN201720782150.1U CN201720782150U CN207094592U CN 207094592 U CN207094592 U CN 207094592U CN 201720782150 U CN201720782150 U CN 201720782150U CN 207094592 U CN207094592 U CN 207094592U
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China
Prior art keywords
steam
water
pipe
power plant
outlet
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Expired - Fee Related
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CN201720782150.1U
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Chinese (zh)
Inventor
陈涛
胡蔚
郭浩
陈振兴
韩素彬
王珺炜
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China Energy Engineering Group Anhui Electric Power Design Institute Co Ltd
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China Energy Engineering Group Anhui Electric Power Design Institute Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier

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  • Processing Of Solid Wastes (AREA)

Abstract

A kind of Waste Water From Fire Power Plant waste vapour residual heat using device is the utility model is related to, solves the defects of waste water waste vapour discharged in thermal power plant is underutilized compared with prior art.Power plant's high-temperature water vapor inlet duct of the present utility model is connected on the entrance of electric heater, the outlet of electric heater is connected to primary fluid outlet pipeline, the another of primary fluid outlet pipeline is terminated on the entrance of high-pressure storage tanks, the outlet of high-pressure storage tanks is connected to second grade fluid outlet conduit, the another of second grade fluid outlet conduit is terminated on the entrance of steam-water separator, the liquid outlet of steam-water separator is connected to hot-water heating system, and the gas delivery outlet of steam-water separator is connected to high-temperature steam system.The utility model is effectively utilized the waste heat that waste water waste vapour caused by thermal power plant carries, and improves energy utilization rate.

Description

A kind of Waste Water From Fire Power Plant waste vapour residual heat using device
Technical field
Thermal power plant equipment technical field is the utility model is related to, specifically a kind of Waste Water From Fire Power Plant waste vapour Residual heat using device.
Background technology
Earliest thermal power plant was realized in the thermal power plant in Paris north railway station in 1875, with generator, steamer Perfect, T & D Technology the improvement of machine manufacturing technology, the particularly appearance of power system and society's electrification are to electric energy Demand, after the 1930s, thermal power generation enters the period of great development, and the capacity of thermal power generation unit is carried by 200,000,000 grades Height arrives 300-600 MW class, and the fired power generating unit maximum by 1973 is up to 1300 megawatts.Large-sized unit, high-power station make thermal power generation The thermal efficiency greatly improves, and every kilowatt of construction investment and cost of electricity-generating also constantly reduce, but unit it is excessive but bring reliability, can With the reduction of rate, thus, its shared Chinese total installed capacity stable at 300-700 megawatts to the beginning of the nineties, thermal power generation single-machine capacity Capacity is more than 70%.
Coal used in thermal power generation, more than the 50% of industrial coal is accounted for, and thermal power generation produces substantial amounts of waste water waste vapour, And the characteristics of waste water waste vapour that these are discharged has that discharge capacity is big, temperature is high, discharge is stable, a large amount of waste heats are carried, these waste water The direct discharge of waste vapour causes very big thermal loss, the limited energy is not fully utilized.For this reason, it may be necessary to set A kind of new technical scheme is counted, the waste heat that can be carried for Waste Water From Fire Power Plant waste vapour can be utilized effectively, improve energy Source utilization rate, while the actual demand of power plant can also be met.
Utility model content
The purpose of this utility model is not filled to solve the waste water waste vapour of thermal power plant discharge in the prior art The defects of point utilization, there is provided a kind of Waste Water From Fire Power Plant waste vapour residual heat using device solves the above problems.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of Waste Water From Fire Power Plant waste vapour residual heat using device, including electric heater and power plant's high-temperature water vapor inlet tube Road,
Described power plant's high-temperature water vapor inlet duct is connected on the entrance of electric heater, and the outlet of electric heater is connected to one Level fluid exit conduit, the another of primary fluid outlet pipeline are terminated on the entrance of high-pressure storage tanks, and high-pressure storage tanks go out Mouth is connected to second grade fluid outlet conduit, and the another of second grade fluid outlet conduit is terminated on the entrance of steam-water separator, carbonated drink point Liquid outlet from device is connected to hot-water heating system, and the gas delivery outlet of steam-water separator is connected to high-temperature steam system;
Described hot-water heating system includes water-supply-pipe, and the end of water-supply-pipe one is connected on the liquid outlet of steam-water separator, water-supply-pipe Other end access condensing tower top, the side wall of condensing tower is provided with outlet pipe;Described high-temperature steam system includes defeated vapour Pipe, the end of steam transmitting pipe one are connected on the gas delivery outlet of steam-water separator, another entrance for terminating at electric heating tube of steam transmitting pipe, and electricity adds The outlet of heat pipe is connected to high-temperature steam steam inlet pipe, another top for terminating at steam heating railway carriage or compartment of high-temperature steam steam inlet pipe, steam The bottom in heating railway carriage or compartment picks out steam external application pipe, the other end access high-pressure storage tanks of steam external application pipe.
Described steam heating railway carriage or compartment includes carriage body, is provided with heating cabinet in carriage body, the sidepiece of carriage body is provided with passage, and passage passes through Carriage body communicates with heating cabinet, and high-temperature steam steam inlet pipe accesses car top and outside the gap of carriage body and heating cabinet, steam Carriage body bottom is accessed with pipe and is added positioned at the gap of carriage body and heating cabinet, high-temperature steam steam inlet pipe with steam external application pipe in steam Communicated in hot railway carriage or compartment.
Fluid meter is installed in described high-pressure storage tanks.
The bottom of the condensing tower is provided with discharge outlet.
Compression pump is installed on described outlet pipe, steam circulation pump is installed on described steam external application pipe.
Described heating cabinet is metal material.
Beneficial effect
A kind of Waste Water From Fire Power Plant waste vapour residual heat using device of the present utility model, compared with prior art sends out firepower The waste heat that waste water waste vapour caused by power plant carries effectively is utilized, and improves energy utilization rate.By the design of electric heater, Vapor-water ratio can be adjusted as needed;By the design of electric heating tube, vapor (steam) temperature can be adjusted as needed;Pass through steam The design in railway carriage or compartment is heated, providing consumptive material for power plant heats channel, meets power plant's actual demand.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation that steam heats railway carriage or compartment in the utility model;
Wherein, 1- power plant high-temperature water vapor inlet duct, 2- electric heaters, 3- primary fluid outlets pipeline, the storage of 4- high pressures Deposit tank, 5- second grade fluids outlet conduit, 6- steam-water separators, 7- condensing towers, 8- electric heating tubes, 9- steam heating railway carriage or compartment, 10- fluids Meter, 11- water-supply-pipes, 12- steam transmitting pipes, 13- high-temperature steams steam inlet pipe, 14- steam external applications pipe, 15- discharge outlet, 16- compression pumps, 17- steam circulations pump, 18- multistages water use sector, 19- outlet pipes, 21- carriage bodies, 22- heating cabinets, 23- passages, 24- steam external applications Pipe, 25- floodometers.
Embodiment
The effect of to make to architectural feature of the present utility model and being reached, has a better understanding and awareness, to compared with Good embodiment and accompanying drawing coordinate detailed description, are described as follows:
As shown in figure 1, a kind of Waste Water From Fire Power Plant waste vapour residual heat using device described in the utility model, including electricity add Hot device 2 and power plant's high-temperature water vapor inlet duct 1, power plant's high-temperature water vapor inlet duct 1 are thermal power plant raw wastewater waste vapour Discharge line.Thermal power plant can discharge a large amount of waste water waste vapour in multiple links in the process of running, such as arrange flash vessel surely, connect Flash vessel etc. is arranged, and the waste water waste vapour that these are discharged has the characteristics of discharge capacity is big, temperature is high, discharge is stable, carry a large amount of remaining Heat, thus thermal power plant raw wastewater waste vapour discharge line might have multiple, corresponding electric heaters 2 can also have it is more It is individual.
Power plant's high-temperature water vapor inlet duct 1 is connected on the entrance of electric heater 2, due to power plant's high-temperature water vapor inlet tube Road 1 come out for waste water or waste vapour, the content of waste water or waste vapour is adjusted by installing electric heater 2 additional, if waste water it is excessive, When waste vapour is less, then can be heated with opening electric heater 2, by waste water heating be converted into waste vapour, so as to reach regulation waste water, The purpose of waste vapour ratio.The outlet of electric heater 2 is connected to primary fluid outlet pipeline 3, the other end of primary fluid outlet pipeline 3 It is connected on the entrance of high-pressure storage tanks 4, high-pressure storage tanks 4 are given up the waste water in electric heater 2 by primary fluid outlet pipeline 3 Vapour introduces storage.In order to will appreciate that the waste water waste vapour content after the regulation of electric heater 2, can pacify in high-pressure storage tanks 4 Fluid meter 10 is filled, the ratio situation of waste water waste vapour is grasped by fluid meter 10.
The outlet of high-pressure storage tanks 4 is connected to second grade fluid outlet conduit 5, and the another of second grade fluid outlet conduit 5 terminates at On the entrance of steam-water separator 6, steam-water separator 6 is used to separate steam, by second grade fluid outlet conduit 5 from storage of higher pressures Tank 4 obtains waste water waste vapour.The liquid outlet of steam-water separator 6 is connected to hot-water heating system, and the gas delivery outlet of steam-water separator 6 connects There is high-temperature steam system.
Wherein, hot-water heating system includes water-supply-pipe 11, and the end of water-supply-pipe 11 1 is connected on the liquid outlet of steam-water separator 6, defeated The top of the other end access condensing tower 7 of water pipe 11.Because the elevation of power plant's high-temperature water vapor inlet duct 1 is higher, therefore its The top of condensing tower 7 is directly accessed after multiple components, in actual applications, if difference in height less situation be present, root Water pump is installed additional according to actual conditions.The side wall of condensing tower 7 is provided with outlet pipe 19, and compression pump can be installed additional on outlet pipe 19 16, outlet pipe 19 connects with multistage water use sector 18, and hot water is utilized.Meanwhile the bottom of condensing tower 7 is provided with discharge outlet 15, floodometer 25 can also be installed in condensing tower 7, grasps the water level conditions in condensing tower 7.
High-temperature steam system includes steam transmitting pipe 12, and the end of steam transmitting pipe 12 1 is connected on the gas delivery outlet of steam-water separator 6, defeated vapour Another entrance for terminating at electric heating tube 8 of pipe 12.Electric heating tube 8, can to coordinate the temperature requirement of high-temperature steam to use Steam after steam-water separator 6 is reheated.The outlet of electric heating tube 8 is connected to high-temperature steam steam inlet pipe 13.High-temperature steam Steam inlet pipe 13 is connected on the top in steam heating railway carriage or compartment 9, and the bottom in steam heating railway carriage or compartment 9 picks out steam external application pipe 14, and high-temperature steam is from steaming Vapour heating is passed through in railway carriage or compartment 9.In the actual working environment of thermal power plant, there are many consumptive materials to need to carry out heat treatment, such as machine Oil, it adds relevant device under the conditions of certain temperature, best to the protecting effect of equipment.Therefore in order to coordinate thermal power plant Be actually needed, the utilization of steam is further lifted, additionally provide herein steam heating railway carriage or compartment 9 design.
As shown in Fig. 2 steam heating railway carriage or compartment 9 includes carriage body 21, heating cabinet 22 is provided with carriage body 21, heating cabinet 22 is in carriage body 21 Inside, heating cabinet 22 can be placed in inside carriage body 21 by traditional support mode so that between heating cabinet 22 and carriage body 21 Annular gap be present so that high-temperature steam steam inlet pipe 13 communicates with steam external application pipe 14 in steam heating railway carriage or compartment 9.High-temperature steam enters Steam pipe 13 accesses the top of carriage body 21 and enters heating cabinet 22 positioned at the gap of carriage body 21 and heating cabinet 22, i.e. high-pressure and high-temperature steam The top in gap between carriage body 21, steam external application pipe 14 access the bottom of carriage body 21 and positioned at the spaces of carriage body 21 and heating cabinet 22 Place, i.e. high-pressure and high-temperature steam pass through gap between heating cabinet 22 and carriage body 21 and picked out from its bottom by steam external application pipe 14.Railway carriage or compartment The sidepiece of body 21 is provided with passage 23, and passage 23 communicates through carriage body 21 with heating cabinet 22, and staff passes through the past heating of passage 23 The consumptive material that need to be heated is transported in storehouse 22.In order to be further ensured that heating effect, heating cabinet 22 can also be designed as metal material, By the high-termal conductivity of metal material, ensure the heating effect of consumptive material.
The other end access high-pressure storage tanks 4 for the steam external application pipe 14 that the steam heating bottom of railway carriage or compartment 9 picks out, by high-temperature steam again It is recycled into high-pressure storage tanks 4, in order to ensure its circulating effect, steam circulation pump 17 can also be installed additional on steam external application pipe 14. Equally, each steam vapour can be external according to power plant's service condition with adjunction steam external application pipe 24 on steam external application pipe 14 Point.
In actual use, the waste water waste vapour that power plant's high-temperature water vapor inlet duct 1 is spread out of enters water-filling by electric heater 2 After vapour proportion adjustment, pass in high-pressure storage tanks 4, then after steam-water separator 6 carries out steam-water separation, hot water reaches condensing tower 7 are recycled, high-temperature steam reaches electric heating tube 8.Electric heating tube 8 is needed after being reprocessed to high-temperature steam according to vapor (steam) temperature Reach steam heating railway carriage or compartment 9 to heat consumptive material, the high-temperature steam after use forms steam to high-pressure storage tanks 4 are recycled to Recycle.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification Simply principle of the present utility model, the utility model also has respectively on the premise of the spirit and scope of the utility model is not departed from Kind changes and improvements, these changes and improvements are both fallen within claimed the scope of the utility model.The requires of the utility model Protection domain defined by appended claims and its equivalent.

Claims (6)

1. a kind of Waste Water From Fire Power Plant waste vapour residual heat using device, including electric heater (2) and power plant's high-temperature vapor entrance Pipeline (1), it is characterised in that:
Described power plant's high-temperature vapor inlet duct (1) is connected on the entrance of electric heater (2), the outlet of electric heater (2) Primary fluid outlet pipeline (3) is connected to, the another of primary fluid outlet pipeline (3) is terminated on the entrance of high-pressure storage tanks (4), The outlet of high-pressure storage tanks (4) is connected to second grade fluid outlet conduit (5), and the another of second grade fluid outlet conduit (5) terminates at vapour On the entrance of separator (6), the liquid outlet of steam-water separator (6) is connected to hot-water heating system, the gas of steam-water separator (6) Delivery outlet is connected to high-temperature steam system;
Described hot-water heating system includes water-supply-pipe (11), and the end of water-supply-pipe (11) one is connected on the liquid outlet of steam-water separator (6), The top of the other end access condensing tower (7) of water-supply-pipe (11), the side wall of condensing tower (7) are provided with outlet pipe (19);Described High-temperature steam system includes steam transmitting pipe (12), and the end of steam transmitting pipe (12) one is connected on the gas delivery outlet of steam-water separator (6), steam transmitting pipe (12) another entrance for terminating at electric heating tube (8), the outlet of electric heating tube (8) are connected to high-temperature steam steam inlet pipe (13), high Another top for terminating at steam heating railway carriage or compartment (9) of warm steam steam inlet pipe (13), the bottom of steam heating railway carriage or compartment (9) is picked out outside steam With pipe (14), the other end access high-pressure storage tanks (4) of steam external application pipe (14).
A kind of 2. Waste Water From Fire Power Plant waste vapour residual heat using device according to claim 1, it is characterised in that:Described Steam heating railway carriage or compartment (9) includes carriage body (21), is provided with heating cabinet (22) in carriage body (21), the sidepiece of carriage body (21) is provided with passage (23), passage (23) communicates through carriage body (21) with heating cabinet (22), at the top of high-temperature steam steam inlet pipe (13) access carriage body (21) And positioned at the gap of carriage body (21) and heating cabinet (22), steam external application pipe (14) accesses carriage body (21) bottom and is located at carriage body (21) with the gap of heating cabinet (22), high-temperature steam steam inlet pipe (13) is with steam external application pipe (14) in steam heating railway carriage or compartment (9) Communicate.
A kind of 3. Waste Water From Fire Power Plant waste vapour residual heat using device according to claim 1, it is characterised in that:Described Fluid meter (10) is installed in high-pressure storage tanks (4).
A kind of 4. Waste Water From Fire Power Plant waste vapour residual heat using device according to claim 1, it is characterised in that:It is described cold The bottom of solidifying tower (7) is provided with discharge outlet (15).
A kind of 5. Waste Water From Fire Power Plant waste vapour residual heat using device according to claim 1, it is characterised in that:Described Compression pump (16) is installed on outlet pipe (19), steam circulation pump (17) is installed on described steam external application pipe (14).
A kind of 6. Waste Water From Fire Power Plant waste vapour residual heat using device according to claim 2, it is characterised in that:Described Heating cabinet (22) is metal material.
CN201720782150.1U 2017-06-30 2017-06-30 A kind of Waste Water From Fire Power Plant waste vapour residual heat using device Expired - Fee Related CN207094592U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720782150.1U CN207094592U (en) 2017-06-30 2017-06-30 A kind of Waste Water From Fire Power Plant waste vapour residual heat using device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720782150.1U CN207094592U (en) 2017-06-30 2017-06-30 A kind of Waste Water From Fire Power Plant waste vapour residual heat using device

Publications (1)

Publication Number Publication Date
CN207094592U true CN207094592U (en) 2018-03-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720782150.1U Expired - Fee Related CN207094592U (en) 2017-06-30 2017-06-30 A kind of Waste Water From Fire Power Plant waste vapour residual heat using device

Country Status (1)

Country Link
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