CN103758591A - Heat supplying system for generating power by recycling steam as function force - Google Patents

Heat supplying system for generating power by recycling steam as function force Download PDF

Info

Publication number
CN103758591A
CN103758591A CN201310547618.5A CN201310547618A CN103758591A CN 103758591 A CN103758591 A CN 103758591A CN 201310547618 A CN201310547618 A CN 201310547618A CN 103758591 A CN103758591 A CN 103758591A
Authority
CN
China
Prior art keywords
outlet
heat
entrance
heating
supply network
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310547618.5A
Other languages
Chinese (zh)
Inventor
刘军
张军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Zhongke Huayu Energy Technology Development Co Ltd
Original Assignee
Beijing Zhongke Huayu Energy Technology Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Zhongke Huayu Energy Technology Development Co Ltd filed Critical Beijing Zhongke Huayu Energy Technology Development Co Ltd
Priority to CN201310547618.5A priority Critical patent/CN103758591A/en
Publication of CN103758591A publication Critical patent/CN103758591A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/14Combined heat and power generation [CHP]

Abstract

The invention relates to a heat supplying system for generating power by recycling steam as a function force, and belongs to the technical field of heat supplying. The system comprises an electric valve, expansion joints, a filter, an expansion machine, a reducer, a generator, a condenser/heater for heating network, a condensate pump and a heat network circulating water pump, wherein the outlet of the electric valve is connected with the inlet of the first expansion joint, the outlet of the first expansion joint is connected with the inlet of the filter, the outlet of the filter is connected with the inlet of the expansion machine, the outlet of the expansion machine is connected with the inlet at the high temperature side of the condenser/heater for heating network through the second expansion joint, the outlet at the high temperature side of the condenser/heater for heating network is connected with the condensate pump, the outlet of the condensate pump is connected with a return line of condensation water, the inlet of the heat network circulating water pump is connected with the return line of the heat network, the outlet of the heat network circulating water pump is connected with the inlet of the condenser/heater for heating network, and the shaft of the expansion machine is connected with that of the generator through the reducer. According to the heat supplying system for generating power by recycling steam as function force, the energy is saved, the exhaust is reduced, and the use cost is lowered.

Description

A kind of based on recovered steam acting ability for the heating system of generating electricity
Technical field
The invention belongs to heat supply process field, specially refer to the equipment for generating electricity by decompressor recovered steam workmanship ability.
Background technique
In some industrial parks and some industrial enterprises, its Process heat mostly is steam, and in order to solve heating problem, multi-purpose steam heats heat supply network circulating water by vapor-water heat exchanger, and hot net water also needs circulation pump of heat-supply network to be delivered to indoor end.Heating also has certain acting ability with steam itself, can be by the decompressor generating of doing work.Generate electricity that can be not only can use for heating circulation pump can also be for other consumers in factory.
At present as shown in Figure 1, this system mainly comprises following major component to the conventional ways of heating of enterprise: heat exchanger 11 and circulation pump of heat-supply network 12 form.From large net main steam range a out two strands, one is directly used in production technology c, is process steam, and one directly goes heat exchanger 1 for heating circulating water in addition, is heating steam.Heating with steam by heat exchangers for district heating 11 by heat supply network backwater d be heated to heat supply temperature required after, the heat supply network e that supplies water is delivered to heating network, heating is back to water of condensation pipe network after becoming water of condensation b after steam heat-exchanging, concentrates and delivers to thermal source.In heating process, directly utilize steam heating heating circulation water, direct loss the acting ability of steam, be the one waste to energy.
Summary of the invention
The object of the invention is the deficiency for overcoming prior art, propose a kind of based on recovered steam acting ability the heating system for generating electricity, this system utilization is originally for the direct acting ability of the steam of heating, in order to drive decompressor acting generating.Thereby the saving energy, reduces discharge, reduces user's user cost.
The present invention proposes a kind of based on recovered steam acting ability for the heating system of generating electricity, it is characterized in that, this system mainly comprises the each equipment of mortor operated valve, expansion joint, filter, decompressor, speed reducer, generator, vapour condenser/heat exchangers for district heating, condensate pump and circulation pump of heat-supply network; The annexation of each equipment is: the entrance of mortor operated valve connects steam pipework, the outlet of mortor operated valve is connected with the entrance of the first expansion joint 21, first outlet of expansion joint 21 and the entrance of filter are connected, the outlet of filter is connected with the entrance of decompressor, the outlet of decompressor is connected with the high temperature side entrance of vapour condenser/heat exchangers for district heating by the second expansion joint 22, the high temperature side outlet of vapour condenser/heat exchangers for district heating is connected with condensate pump, and water of condensation delivery side of pump is connected with coagulation hydroenergy backwater pipeline; The entrance of circulation pump of heat-supply network is connected with heat supply network water return pipeline, and the outlet of circulation pump of heat-supply network is connected with the entrance of vapour condenser/heat exchangers for district heating, and the outlet of vapour condenser/heat exchangers for district heating is connected with heat supply network supply channel; The axle of decompressor is connected with the axle of generator by speed reducer.
Feature of the present invention and useful achievement:
Its feature of the present invention is that first heating steam generate electricity by decompressor, and the exhaust steam after generating is heated heat supply network circulating water by vapor-water heat exchanger.System utilization is originally for the direct acting ability of the steam of heating, in order to drive decompressor acting generating.The present invention can utilize steam to provide electric energy for consumer in the consumer in heat exchange station and factory, thereby saves the energy, reduces discharge, reduces user's user cost.
Accompanying drawing explanation
Fig. 1 is traditional steam heating flow process simplified schematic diagram;
Fig. 2 be of the present invention by decompressor recovered steam acting ability system architecture and the workflow sketch for generating electricity.
Embodiment
The decompressor recovered steam acting ability of passing through that the present invention proposes is used for the system structure figure of generating electricity and is described in detail as follows:
As shown in Figure 2, this system is mainly comprised of mortor operated valve 1, expansion joint 2, filter 3, decompressor 4, retarder 5, generator 6, vapour condenser/heat exchangers for district heating 7, condensate pump 8 and pumps for hot water supply net 9 structure of the present invention; Its annexation is:
Steam a is connected with the entrance of mortor operated valve 1, the outlet of mortor operated valve 1 is connected with the entrance of expansion joint 21, the outlet of expansion joint 21 is connected with the entrance of filter 3, the outlet of filter 3 is connected with the entrance of decompressor 4, the outlet of decompressor 4 is connected with the high temperature side entrance 71 of vapour condenser/heat exchangers for district heating 7 by expansion joint 22, the high temperature side outlet 72 of vapour condenser/heat exchangers for district heating 7 is connected with the entrance of condensate pump 8, and the outlet of condensate pump 8 is connected with coagulation hydroenergy backwater b; Heat supply network backwater c is connected with the entrance of circulation pump of heat-supply network 9, and the outlet of circulation pump of heat-supply network 9 is connected with the entrance 73 of vapour condenser/heat exchangers for district heating 7, and the outlet 74 of vapour condenser/heat exchangers for district heating 7 is connected with heat supply network water supply d; The axle of decompressor 4 is connected with the axle of generator 6 by speed reducer 5.
The working procedure of native system is: before steam heating hot net water, by before heat exchangers for district heating, the generating that is used for doing work of installing decompressor, then utilizes the steam after doing work to heat heat supply network circulating water by heat exchangers for district heating.
The each equipment of mortor operated valve, expansion joint, filter, decompressor, speed reducer, generator, vapour condenser, condensate pump and circulation pump of heat-supply network in the present invention all can adopt conventional ripening product.
The embodiment of each equipment of the present invention is respectively described below:
1 mortor operated valve, conventional electric valve, plays keying effect, the same pipeline of caliber;
2 expansion joints, according to the length of pipeline, design temperature meter is installed temperature computation and can be obtained;
3 filters, conventional filtration device, 50 orders;
4 decompressors, screw expander, SEPG250-200/3000-C;
5 speed reducers, through-put power 200kW, speed ratio: 2.0;
6 generators, 200kW-2P-1500rpm-400V;
7 vapour condenser/heat exchangers for district heating, heat exchange amount 1300kW, heat exchange area 50m 2;
8 condensate pumps, flow 3t/h, lift 20mH 2o;
9 circulation pump of heat-supply networks, flow 60t/h, lift 28mH 2o.

Claims (1)

1. one kind is used for the heating system of generating electricity based on recovered steam acting ability, it is characterized in that, this system mainly comprises the each equipment of mortor operated valve, expansion joint, filter, decompressor, speed reducer, generator, vapour condenser/heat exchangers for district heating, condensate pump and circulation pump of heat-supply network; The annexation of each equipment is: the entrance of mortor operated valve connects steam pipework, the outlet of mortor operated valve is connected with the entrance of the first expansion joint (21), the outlet of the first expansion joint (21) is connected with the entrance of filter, the outlet of filter is connected with the entrance of decompressor, the outlet of decompressor is connected with the high temperature side entrance of vapour condenser/heat exchangers for district heating by the second expansion joint (22), the high temperature side outlet of vapour condenser/heat exchangers for district heating is connected with condensate pump, and water of condensation delivery side of pump is connected with coagulation hydroenergy backwater pipeline; The entrance of circulation pump of heat-supply network is connected with heat supply network water return pipeline, and the outlet of circulation pump of heat-supply network is connected with the entrance of vapour condenser/heat exchangers for district heating, and the outlet of vapour condenser/heat exchangers for district heating is connected with heat supply network supply channel; The axle of decompressor is connected with the axle of generator by speed reducer.
CN201310547618.5A 2013-11-06 2013-11-06 Heat supplying system for generating power by recycling steam as function force Pending CN103758591A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310547618.5A CN103758591A (en) 2013-11-06 2013-11-06 Heat supplying system for generating power by recycling steam as function force

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310547618.5A CN103758591A (en) 2013-11-06 2013-11-06 Heat supplying system for generating power by recycling steam as function force

Publications (1)

Publication Number Publication Date
CN103758591A true CN103758591A (en) 2014-04-30

Family

ID=50525888

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310547618.5A Pending CN103758591A (en) 2013-11-06 2013-11-06 Heat supplying system for generating power by recycling steam as function force

Country Status (1)

Country Link
CN (1) CN103758591A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105888740A (en) * 2016-01-27 2016-08-24 华电漯河发电有限公司 Backpressure turbine and motor single-shaft combined drive connection structure
CN107143904A (en) * 2017-06-29 2017-09-08 北京建筑大学 Continuous water supply formula room heat supply temperature control and heat metering device and method
CN109175284A (en) * 2018-09-10 2019-01-11 武汉科技大学 A kind of efficient, energy-efficient continuous casting secondary cooling method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791304A (en) * 1980-11-27 1982-06-07 Toshiba Corp Electric power generator
CN1039085A (en) * 1988-06-27 1990-01-24 孟宁生 Cooling system of thermal power plant
CN101586481A (en) * 2009-06-19 2009-11-25 东方电气集团东方汽轮机有限公司 Heat supply method and device of air-cooled machine set of heat-engine plant in winter
CN101619662A (en) * 2009-08-14 2010-01-06 清华大学 Method for recovering waste heat of thermal power plant and heating and supplying heat to hot water in a stepping way
CN203605302U (en) * 2013-11-06 2014-05-21 北京中科华誉能源技术发展有限责任公司 Heat supply system recovering steam power capability for power generation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791304A (en) * 1980-11-27 1982-06-07 Toshiba Corp Electric power generator
CN1039085A (en) * 1988-06-27 1990-01-24 孟宁生 Cooling system of thermal power plant
CN101586481A (en) * 2009-06-19 2009-11-25 东方电气集团东方汽轮机有限公司 Heat supply method and device of air-cooled machine set of heat-engine plant in winter
CN101619662A (en) * 2009-08-14 2010-01-06 清华大学 Method for recovering waste heat of thermal power plant and heating and supplying heat to hot water in a stepping way
CN203605302U (en) * 2013-11-06 2014-05-21 北京中科华誉能源技术发展有限责任公司 Heat supply system recovering steam power capability for power generation

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
吴伟栋 等: "《电厂循环冷却水余热回收用于城市供热》", 《节能》 *
李岩 等: "《电厂循环水余热利用技术综述》", 《建筑科学》 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105888740A (en) * 2016-01-27 2016-08-24 华电漯河发电有限公司 Backpressure turbine and motor single-shaft combined drive connection structure
CN107143904A (en) * 2017-06-29 2017-09-08 北京建筑大学 Continuous water supply formula room heat supply temperature control and heat metering device and method
CN107143904B (en) * 2017-06-29 2020-03-06 北京建筑大学 Continuous water supply type room heat supply temperature control and heat metering device and method
CN109175284A (en) * 2018-09-10 2019-01-11 武汉科技大学 A kind of efficient, energy-efficient continuous casting secondary cooling method

Similar Documents

Publication Publication Date Title
CN203114363U (en) Large thermal generator set high back pressure circulating water heat supplying energy-saving system
CN103175246B (en) The thermal substation thermal power circulatory system
CN104481611A (en) Dead steam waste heat recovery system based on large temperature difference heat exchange technology
CN103032912A (en) Solar integrated Rankine-Rankine system floor heating device
CN103758591A (en) Heat supplying system for generating power by recycling steam as function force
CN106930827B (en) A kind of cogeneration energy supplying system, method and device
CN203594565U (en) Steam-driven driving system for solar thermal power generation large power pump
CN103363564B (en) Improve energy-saving heating system and the heat supply method of low-grade steam thermal energy utilization ratio
CN204853413U (en) Heating steam generator is assisted to electromagnetism
CN203454250U (en) Combined heat supply unit system
CN203605302U (en) Heat supply system recovering steam power capability for power generation
CN203286757U (en) Water source heat pump waste heat recycling device
CN204829289U (en) Steam subtracts warm depressurized system
CN204373118U (en) The heating and air-conditioning system that thermal power plant electric heat pump and steam-operating heat pump combine
CN203547814U (en) System for generating electricity by using hot water produced by hot-water boiler through expansion machine
CN205640843U (en) Surplus waste thermal energy central heating system of many net linkages
CN105783076B (en) Power plant double-source double-backpressure multi-net waste heat energy heat supply system
CN202883026U (en) Power station backheating type steam-driven condensate pump system
CN105737131B (en) A kind of remaining waste thermal energy central heating system of more net linkages
CN205717452U (en) A kind of coal-burning power plant heat supply network circulation
CN205156097U (en) Novel recirculated cooling water water supply system
CN106403283B (en) Hot water type heat pump system
CN204026710U (en) Flue gas heat-exchange unit water-driven heat pump utilizes exhausted spare heat and heat-setting water system
CN204419283U (en) A kind of double-work medium cycle generating system reclaiming heat radiation
CN105737230A (en) Dual-source complementary multi-net linkage large-temperature-difference residual heat and waste heat energy central heating system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140430