CN103758660A - Generator gas engine energy comprehensive utilization method - Google Patents
Generator gas engine energy comprehensive utilization method Download PDFInfo
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- CN103758660A CN103758660A CN201310734277.2A CN201310734277A CN103758660A CN 103758660 A CN103758660 A CN 103758660A CN 201310734277 A CN201310734277 A CN 201310734277A CN 103758660 A CN103758660 A CN 103758660A
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- water
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- flue gas
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The invention discloses a generator gas engine energy comprehensive utilization method which includes the following specific steps that A. high temperature flue gas of a gas engine driving a generator is supplied to a flue gas after-burning lithium bromide cold/hot water unit, and the flue gas after-burning lithium bromide cold/hot water unit provides refrigerant water or heating medium water for the external; B. cylinder sleeve water of the gas engine is delivered into a plate heat exchanger, hot water obtained through heat exchange of the plate heat exchanger is stored into a life hot water storage tank for life requirement; C. the flue gas discharged by the flue gas after-burning lithium bromide cold/hot water unit is delivered into a gas-water casing pipe type heat exchanger which is connected with the hot water in the life hot water storage tank, heat of the flue gas discharged by the flue gas after-burning lithium bromide cold/hot water unit is utilized to conduct reheating, and the hot water obtained through the heat exchange is stored into the life hot water storage tank for life requirements. By means of the method, secondary utilization of waste gas is achieved, and comprehensive utilization of energy is achieved.
Description
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Technical field
The invention belongs to energy technology field, be specifically related to a kind of comprehensive utilization of energy method of gas internal-combustion engine of generator.
Background technique
Along with China's expanding economy and social progress, under the background of the so national great strategy of energy-saving and emission-reduction, the utilization ratio that improves the energy is country's problem in the urgent need to address.Waste heat in traditional power station is generally used for and heats, so some power station utilize waste heat for supplying to form co-generation unit, so thermoelectricity plant is modal a kind of form of utilizing generating waste-heat.Yet under the technical specifications of energy-saving and emission-reduction and development, utilize how fully, efficiently the waste heat that produces in power generation process, high-temperature flue gas etc., become the focus that the current energy is used.
Therefore, the present invention proposes a kind of comprehensive utilization of energy method of gas internal-combustion engine of generator.This method has been fully, efficiently under energy cascade utilization, not only realized summer cooling, and the demand of Winter heat supply, and can meet the demand of annual power supply, domestic hot-water supply has realized electricity, cold/heat, domestic hot-water's composite supply.
Summary of the invention
The object of the present invention is to provide a kind of comprehensive utilization of energy method of gas internal-combustion engine of generator.Combustion gas enters combustion in IC engine and drives after internal-combustion engine generating, and flue-gas temperature is generally 460 ℃ of left and right.Gas internal-combustion engine has two-part waste heat to utilize, and a part is to utilize the high-temperature flue gas of gas internal-combustion engine, drives flue gas fuel supplementing type lithium cold/Hot water units, and provide chilled water to air conditioning terminal summer, and winter, terminad provided heat medium water.The temperature of exhaust fume of flue gas fuel supplementing type lithium bromide unit generally between 140 ℃ ~ 160 ℃, then considers to utilize the waste heat of this part flue gas, adopts gas-water shell and tube heat exchanger to carry out heat recovery.It is jacket water waste heat that gas internal-combustion engine another part can utilize waste heat, and gas internal-combustion engine jacket water outlet temperature is generally 99 ℃, adopts plate type heat exchanger that this part waste heat is recycled, and to user, provides domestic hot-water.
The technical solution adopted in the present invention is that a kind of comprehensive utilization of energy method of gas internal-combustion engine of generator, comprises following concrete steps:
Steps A: the high-temperature flue gas that drives the gas internal-combustion engine of generator is fed to flue gas fuel supplementing type lithium cold/Hot water units, outwards provide chilled water or heat medium water by flue gas fuel supplementing type lithium cold/Hot water units;
Step B: the jacket water of gas internal-combustion engine is sent into plate type heat exchanger, and the hot water that utilizes plate type heat exchanger heat exchange to obtain deposits domestic hot-water in and saves water tank, required for living;
Step C: the flue gas access gas-water shell and tube heat exchanger that flue gas fuel supplementing type lithium cold/Hot water units is discharged, gas-water shell and tube heat exchanger connects the hot water in derivation running water heat storage tank and utilizes the heat of the flue gas of flue gas fuel supplementing type lithium cold/Hot water units discharge to heat again, the hot water obtaining after heat exchange deposits domestic hot-water in and saves water tank, required for living;
The comprehensive utilization of energy method of gas internal-combustion engine of the present invention, has following clear superiority:
First, effectively in conjunction with gas internal-combustion engine generator set, plate type heat exchanger and flue gas fuel supplementing type lithium cold/Hot water units.Effectively realize comprehensive utilization of energy, in the situation that guaranteeing to meet user's power requirement, can also provide summer cold, winter that heat is provided to user, and domestic hot-water is provided throughout the year.
Secondly, effectively utilize jacket water heat.Plate type heat exchanger is received in outlet at gas internal-combustion engine jacket water, utilizes plate type heat exchanger to take away the heat of jacket water, when providing cold water to internal-combustion engine, can realize throughout the year and provide domestic hot-water to user.The cascade utilization of not only having realized jacket water heat, provide required domestic hot-water to user, and saved and processed jacket water required equipment investment and operation, safeguard cost.
Again, effectively utilize the remaining cigarette heat of gas internal-combustion engine.The remaining cigarette of the internal-combustion engine of draining is a kind of energy waste, and the method is used for driving flue gas fuel supplementing type lithium cold/Hot water units by the remaining cigarette of gas internal-combustion engine, realizes the recycling of the energy.And can realize, provide cold to user summer, and provide heat to user winter.Also saved simultaneously the equipment of cold/heat and operation, administration expenses are provided to user separately.
Finally, effectively realized the secondary utilization of remaining cigarette.The remaining cigarette of gas internal combustion electric generator, after flue gas fuel supplementing type lithium cold/Hot water units, then passes through gas-water shell and tube heat exchanger, heats domestic hot-water, the domestic consumption of replenish user.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is process schematic representation of the present invention;
In figure: 1. generator; 2. gas internal-combustion engine; 3. plate type heat exchanger; 4. flue gas fuel supplementing type lithium cold/Hot water units; 5. gas-water shell and tube heat exchanger; 6. domestic hot-water saves water tank.
Embodiment
For making object, technological scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiments.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment who obtains under creative work prerequisite, belong to the scope of protection of the invention.
With reference to Fig. 1, the invention provides a kind of comprehensive utilization of energy method of gas internal-combustion engine of generator, comprise following concrete steps:
Steps A: the high-temperature flue gas that drives the gas internal-combustion engine 2 of generator 1 is fed to flue gas fuel supplementing type lithium cold/Hot water units 4, outwards provide chilled water or heat medium water by flue gas fuel supplementing type lithium cold/Hot water units 4;
Step B: the jacket water of gas internal-combustion engine 2 is sent into plate type heat exchanger 3, and the hot water that utilizes plate type heat exchanger 3 heat exchange to obtain deposits domestic hot-water in and saves water tank 6, required for living;
Step C: the flue gas access gas-water shell and tube heat exchanger 5 that flue gas fuel supplementing type lithium cold/Hot water units 4 is discharged, gas-water shell and tube heat exchanger 5 connects the hot water in derivation running water heat storage tank 6 and utilizes the heat of the flue gas of flue gas fuel supplementing type lithium cold/Hot water units 4 discharges to heat again, the hot water obtaining after heat exchange deposits domestic hot-water in and saves water tank 6, required for living;
Domestic hot-water of the present invention saves the water of water tank 6 from two-part, and a part is the hot water that jacket water heat recovery is produced; Another part is the hot water of being produced by the exhaust heat recovery of flue gas fuel supplementing type lithium cold/Hot water units 4.Wherein gas internal-combustion engine 2 jacket waters utilize 3 pairs of jacket waters of plate type heat exchanger to carry out heat recovery, produce the required domestic hot-water of user.The smoke evacuation of flue gas fuel supplementing type lithium cold/Hot water units 4 utilizes gas-water shell and tube heat exchanger 5 to carry out heat recovery, domestic hot-water is saved to backwater and the moisturizing of water tank 6 and heats, and sends into domestic hot-water again and save water tank 6 after domestic hot-water is heated.
Specifically in throughout the year, pass through regulating valve V1, V2, V3, V4, V6, V7, meet the different demands of user to domestic hot-water: the hot water of 1) producing when jacket water heat recovery meets the required domestic hot-water of user, Open valve V3, V1, throttle down V4, V2, V7, Open valve V6, discharges the smoke evacuation of flue gas fuel supplementing type lithium cold/Hot water units 4; 2), when the hot water of producing when jacket water heat recovery can not meet the required domestic hot-water of user, Open valve V3, V1, regulate V4, V2, V7, throttle down V6; 3) hot water of producing when 5 heat recoveries of gas-water shell and tube heat exchanger meets the required domestic hot-water of user, throttle down V3, V1, V6, Open valve V4, V2, V7; 4) hot water of producing when 5 heat recoveries of gas-water shell and tube heat exchanger can not meet the required domestic hot-water of user, throttle down V6, regulating valve V3, V1, Open valve V4, V2, V7;
The present invention is effectively in conjunction with gas internal-combustion engine generator set, plate type heat exchanger and flue gas fuel supplementing type lithium cold/Hot water units, realize comprehensive utilization of energy, in the situation that guaranteeing to meet user's power requirement, can also provide cold summer to user, heat is provided winter, and domestic hot-water is provided throughout the year.Plate type heat exchanger is received in outlet at gas internal-combustion engine jacket water, utilizes plate type heat exchanger to take away the heat of jacket water, when providing cold water to internal-combustion engine, can realize throughout the year and provide domestic hot-water to user.Not only realized the comprehensive utilization of jacket water heat, to user, provide required domestic hot-water, and saved and processed jacket water required equipment investment and operation, safeguard cost.The present invention also just the remaining cigarette of gas internal-combustion engine be used for driving flue gas fuel supplementing type lithium cold/Hot water units, realize the recycling of the energy.And can realize, provide cold to user summer, and provide heat to user winter.Also saved simultaneously the equipment of cold/heat and operation, administration expenses are provided to user separately.Finally, the remaining cigarette of gas internal combustion electric generator, after flue gas fuel supplementing type lithium cold/Hot water units, then passes through gas-water shell and tube heat exchanger, heats domestic hot-water, the domestic consumption of replenish user.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
Above embodiment only, in order to technological scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technological scheme that still can record aforementioned each embodiment is modified, or part technical characteristics is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technological scheme.
Claims (1)
1. a comprehensive utilization of energy method for the gas internal-combustion engine of generator, comprises following concrete steps:
Steps A: the high-temperature flue gas that drives the gas internal-combustion engine of generator is fed to flue gas fuel supplementing type lithium cold/Hot water units, outwards provide chilled water or heat medium water by flue gas fuel supplementing type lithium cold/Hot water units;
Step B: the jacket water of gas internal-combustion engine is sent into plate type heat exchanger, and the hot water that utilizes plate type heat exchanger heat exchange to obtain deposits domestic hot-water in and saves water tank, required for living;
Step C: the flue gas access gas-water shell and tube heat exchanger that flue gas fuel supplementing type lithium cold/Hot water units is discharged, gas-water shell and tube heat exchanger connects the hot water in derivation running water heat storage tank and utilizes the heat of the flue gas of flue gas fuel supplementing type lithium cold/Hot water units discharge to heat again, the hot water obtaining after heat exchange deposits domestic hot-water in and saves water tank, required for living.
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CN201310734277.2A CN103758660A (en) | 2013-12-27 | 2013-12-27 | Generator gas engine energy comprehensive utilization method |
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CN201310734277.2A CN103758660A (en) | 2013-12-27 | 2013-12-27 | Generator gas engine energy comprehensive utilization method |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104034086A (en) * | 2014-06-11 | 2014-09-10 | 内蒙古京能盛乐热电有限公司 | Large-sized concentrated refrigerating equipment for coal-fired unit and refrigerating method for large-sized concentrated refrigerating equipment |
CN104675680A (en) * | 2014-12-16 | 2015-06-03 | 西安交通大学 | Compressed air energy storing system for cold and heat power supply |
CN105757763A (en) * | 2016-04-25 | 2016-07-13 | 中节能先导城市节能有限公司 | Compound clean energy centralized energy supply, domestic hot water supply and power supply system |
CN106152602A (en) * | 2016-08-19 | 2016-11-23 | 中国华电科工集团有限公司 | A kind of combustion gas cold, heat and electricity triple supply and the hybrid system of earth source heat pump |
CN106705281A (en) * | 2016-11-17 | 2017-05-24 | 新奥泛能网络科技股份有限公司 | Fresh air system |
CN110578950A (en) * | 2019-09-20 | 2019-12-17 | 四川杰瑞恒日天然气工程有限公司 | method for supplying domestic hot water and heating by using internal combustion engine cylinder sleeve water |
CN115654952A (en) * | 2022-12-27 | 2023-01-31 | 思源交大河北科技有限公司 | Regenerative combustion afterburning type electric furnace flue gas waste heat recycling system |
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JPH0953841A (en) * | 1995-08-10 | 1997-02-25 | Sanyo Electric Co Ltd | Heat pump type cooling-heating equipment |
JP2001255002A (en) * | 2000-03-09 | 2001-09-21 | Tokyo Gas Co Ltd | Water heater |
CN101038111A (en) * | 2007-04-18 | 2007-09-19 | 无锡压缩机股份有限公司 | Small-sized electric cold-warm triple power supply system |
CN102087058A (en) * | 2011-03-18 | 2011-06-08 | 苏州苏净安发空调有限公司 | Three-in-one solar heat pump unit |
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2013
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0953841A (en) * | 1995-08-10 | 1997-02-25 | Sanyo Electric Co Ltd | Heat pump type cooling-heating equipment |
JP2001255002A (en) * | 2000-03-09 | 2001-09-21 | Tokyo Gas Co Ltd | Water heater |
CN101038111A (en) * | 2007-04-18 | 2007-09-19 | 无锡压缩机股份有限公司 | Small-sized electric cold-warm triple power supply system |
CN102087058A (en) * | 2011-03-18 | 2011-06-08 | 苏州苏净安发空调有限公司 | Three-in-one solar heat pump unit |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104034086A (en) * | 2014-06-11 | 2014-09-10 | 内蒙古京能盛乐热电有限公司 | Large-sized concentrated refrigerating equipment for coal-fired unit and refrigerating method for large-sized concentrated refrigerating equipment |
CN104675680A (en) * | 2014-12-16 | 2015-06-03 | 西安交通大学 | Compressed air energy storing system for cold and heat power supply |
CN105757763A (en) * | 2016-04-25 | 2016-07-13 | 中节能先导城市节能有限公司 | Compound clean energy centralized energy supply, domestic hot water supply and power supply system |
CN106152602A (en) * | 2016-08-19 | 2016-11-23 | 中国华电科工集团有限公司 | A kind of combustion gas cold, heat and electricity triple supply and the hybrid system of earth source heat pump |
CN106705281A (en) * | 2016-11-17 | 2017-05-24 | 新奥泛能网络科技股份有限公司 | Fresh air system |
CN110578950A (en) * | 2019-09-20 | 2019-12-17 | 四川杰瑞恒日天然气工程有限公司 | method for supplying domestic hot water and heating by using internal combustion engine cylinder sleeve water |
CN115654952A (en) * | 2022-12-27 | 2023-01-31 | 思源交大河北科技有限公司 | Regenerative combustion afterburning type electric furnace flue gas waste heat recycling system |
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