CN104421044A - Efficient electricity, heat and cooling tri-generation supply system - Google Patents
Efficient electricity, heat and cooling tri-generation supply system Download PDFInfo
- Publication number
- CN104421044A CN104421044A CN201310393110.4A CN201310393110A CN104421044A CN 104421044 A CN104421044 A CN 104421044A CN 201310393110 A CN201310393110 A CN 201310393110A CN 104421044 A CN104421044 A CN 104421044A
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- Prior art keywords
- heat
- cold
- hot water
- generator set
- house steward
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention relates to an efficient electricity, heat and cooling tri-generation supply system. The efficient electricity, heat and cooling tri-generation supply system comprises a gas generator set, gas, a mains supply power grid, an absorptive lithium bromide refrigerator set, heat pump type centrifugal refrigerator sets, a heat storage tank, a cooling tank and a water tank. The efficient electricity, heat and cooling tri-generation supply system is characterized in that medium-temperature discharged waste heat of the gas generator set is parallelly connected into an absorber and a hot water manifold of the absorptive lithium bromide refrigerator set, burning discharged smoke of the gas generator set is connected into an SCR (selective catalytic reduction) device, a hot water pipe of the SCR device is connected into the absorber and the hot water manifold of the absorptive lithium bromide refrigerator set in parallel, low-temperature waste heat water of the gas generator set is connected with the hot water manifold, and electric power output of the gas generator set is separately connected with the mains supply power grid and the heat pump type centrifugal refrigerator sets. The efficient electricity, heat and cooling tri-generation supply system has the advantages that smoke and low-to-high-temperature waste heat of the gas generator set are recycled and all utilized, system integration energy utilization rate is ensured at 80% or above by gradient utilization of primary energy, CO2 emission is greatly reduced, and pollutants such as NOx are reduced.
Description
Technical field
The present invention relates to a kind of electricity-heat-cold triplex efficiently for system.
Background technique
In short supply at present along with the energy, increasing region adopts the form of trilogy supply for a concentrated block supply, heat, cold.It is the concept being based upon cascaded utilization of energy basis on, will refrigeration, heat the supply system of (hot water, heating installation) and power generation process integration.Its maximum feature is exactly carry out cascade utilization for the energy of different quality, the heat energy of fuel gas buring higher for temperature is used for generating, and low-quality heat energy lower for temperature is used for refrigeration or heat supply.There is the application of a lot of triple combined supply systems at present, and also have many patent applications, but there is the dissatisfactory situation of some efficiency utilization ratios in some trilogy supply at present, also it is huge that the then whole system had expends investment, therefore urgently develop investment little, the combustion gas that efficiency utilization ratio is high---electricity-heat-cold triplex is for system.
Summary of the invention
The object of the invention is to solve combustion gas of the prior art---electricity-heat-cold triplex, for the problems referred to above existing for system, provides a kind of electricity-heat-cold triplex efficiently for system.The present invention designs efficient electricity-heat-cold triplex for system, comprise jet dynamic control, utility grid, combustion gas, the freezing unit of absorption lithium bromide, heat pump type centrifugal chilling unit group, heat-accumulator tank, cold-storage tank, tank, it is characterized in that: the warm drain waste heat of jet dynamic control also accesses adsorber and the hot water house steward of the freezing unit of absorption lithium bromide, the burning and exhausting flue gas access SCR device of jet dynamic control, the hot-water line of SCR device also meets adsorber and the hot water house steward of the freezing unit of absorption lithium bromide, the low temperature exhaust heat water of jet dynamic control meets hot water house steward, the electric power of jet dynamic control exports tap utility grid and heat pump type centrifugal refrigerating machines, the cold/hot water of heat pump type centrifugal refrigerating machines exports and meets hot water or cold water house steward, hot water house steward and cold water house steward connect heat-accumulator tank respectively, cold-storage tank, the output cold water pipe of the freezing unit of absorption lithium bromide meets cold water house steward.SCR device is selecting type catalyst reduction denitrification apparatus, is made up of flue gas channel and the urea-spray head be arranged in flue gas channel and catalytic device.The hot gas of SCR device exports termination heat exchanger, and the medium of heat exchanger is water.The warm drain waste heat of jet dynamic control is the jacket-cooling water of generator set.The discharged at lower temperature waste heat of jet dynamic control is the lubricant oil cooling water of generator set and the middle cooling water of generator set.Hot water house steward is connected to gas fired boiler.
Advantage of the present invention, the off-gas recovery of jet dynamic control and the waste heat from lower temperature to higher temperature thereof all utilize, underload part mends right boiler (heating) by combustion gas or centrifugal chilling unit (refrigeration) is supplemented, the electric energy that power generating equipment produces is in the digestion of energy source station inside and by remaining electricity online, and the large-scale tank configuring cold-storage and thermal storage dual-purpose reconciles load supply and demand.Like this, fully ensure that system synthesis efficiency of energy utilization reaches 80% and above level by the cascade utilization of primary energy, significantly cut down CO2 discharge and the pollutant emissions such as reduction NOx, make full use of paddy electricity and wait the energy at a low price to improve the measure guarantee Economy such as Economy.System synthesis efficiency is high.The Electrical Priority that gas internal-combustion engine generator set produces is used by oneself for energy source station equipment, and remaining electricity online, the waste heat that generator set produces is freezed by absorption refrigerator or heat exchanger heats, and is made full use of.Electricity determining by heat.Estimation range hot-cool demand, analytical system start operating mode, selected suitable installed power scale also ensures enough boot running time.Strive guaranteeing Economy and advance simultaneously.By more comprehensively analyzing than choosing, rationally will carry out specification of equipment and selecting at detailed design stage, while guaranteeing system solution advance, the better balance of wananty costs and income profit.
Accompanying drawing explanation
Principle schematic when accompanying drawing 1 is cooling system of the present invention.
Accompanying drawing 2 is the principle schematic of system of the present invention when heating.
Accompanying drawing 3 is the structural representation of SCR device of the present invention.
Embodiment
Figure comprises jet dynamic control 1, utility grid 2, combustion gas, the freezing unit 3 of absorption lithium bromide, heat pump type centrifugal chilling unit group 4, heat-accumulator tank 5, cold-storage tank 6, tank 7, it is characterized in that: the warm drain waste heat 8 of jet dynamic control also accesses adsorber and the hot water house steward 11 of the freezing unit of absorption lithium bromide, the burning and exhausting flue gas 9 of jet dynamic control accesses SCR device 10, the hot-water line of SCR device also meets adsorber and the hot water house steward of the freezing unit of absorption lithium bromide, the low temperature exhaust heat water 12 of jet dynamic control meets hot water house steward, the electric power of jet dynamic control exports 13 tap utility grid and heat pump type centrifugal refrigerating machines, the cold/hot water of heat pump type centrifugal refrigerating machines exports 21 and meets hot water or cold water house steward 14, hot water house steward and cold water house steward connect heat-accumulator tank respectively, cold-storage tank, the output cold water pipe 15 of the freezing unit of absorption lithium bromide meets cold water house steward.SCR device is selecting type catalyst reduction denitrification apparatus, is made up of flue gas channel 16 and the urea-spray head 17 be arranged in flue gas channel and catalytic device 18.The hot gas of SCR device exports termination heat exchanger 19, and the medium of heat exchanger is water.The warm drain waste heat of jet dynamic control is the jacket-cooling water of generator set.The discharged at lower temperature waste heat of jet dynamic control is the lubricant oil cooling water of generator set and the middle cooling water of generator set.Hot water house steward is connected to gas fired boiler 20.22 is pipeline gas,
The following detailed description of specific works state of the present invention.
Summer, when using, based on cooling, gas fired boiler was all in outage state:
1, when daytime is with refrigeration duty height:
Jet dynamic control start runs, and utilizes and produces electric power, and preferential grid-connected for equipment in energy source station, centrifugal chilling unit freezes, and heat pump centrifugal chilling unit heats domestic hot-water supply use, remaining electricity online.Utilize generator set waste heat, flue gas and jacket water are for the freezing mechanism cold of absorption lithium bromide, and middle cold water and lubricant oil cooling water low temperature exhaust heat domestic hot-water supply are used.
Time higher by refrigeration duty: centrifugal chilling unit and lithium bromide refrigerating machine continue to keep outside cooling, and heat pump centrifugal chilling unit also transfers refrigeration to; The hot water domestic hot-water supply in heat-accumulator tank is utilized to use.
2, when night is low by refrigeration duty:
Close jet dynamic control, utilize paddy electricity electricity price electric power for centrifugal chilling unit cold-storage, heat pump centrifugal chilling unit, absorption lithium bromide refrigerating machine all quit work.
3, close to conditioning in Transition Season (daytime refrigeration duty demand lower season) time: the start of jet dynamic control low-load runs.Utilize and produce electric power, preferential grid-connected for equipment in energy source station, heat pump centrifugal chilling unit heats domestic hot-water supply, remaining electricity online.Utilize in jet dynamic control, low temperature exhaust heat and flue gas be for the freezing mechanism cold of absorption lithium bromide.Centrifugal chilling unit quits work.
During use in winter, during Winter heat supply, absorption lithium bromide refrigerating machine is all in outage state, meanwhile, also needs winter a part of electric power utilizing generator set to produce to run centrifugal chilling unit refrigeration:
1, with heat load height time:
The start of gas internal-combustion engine generator set runs.Utilize and produce electric power, preferential grid-connected for equipment in energy source station, heat pump centrifugal chilling unit heats and domestic hot-water supply use, remaining electricity online.Utilize in generator set, low temperature exhaust heat water and flue gas heat domestic hot-water supply and use.Time higher by heat load: gas fired boiler start heats.Centrifugal chilling unit keeps refrigeration.
2, time low by heat load (night, paddy electricity electricity price, essence derived from food gas price):
Gas fired boiler manufacture hot water accumulation of heat, or heat accumulation of heat with heat pump centrifugal chilling unit.
3, close to conditioning in Transition Season (daytime thermal load demands lower season) time: jet dynamic control start runs.Generation electric power is surfed the Net, the fume afterheat of gas electricity generator and in, low temperature exhaust heat water heats heat supply.Centrifugal chilling unit keeps refrigeration.
Time lower by heat load: jet dynamic control closes down a part, or underrun, gas electricity generator fume afterheat and in, low temperature exhaust heat water heats heat supply.Centrifugal chilling unit keeps refrigeration.
The absorption chiller that the present invention adopts and heat pump type centrifugal refrigerating machines are existing matured product.
The power generating equipment off-gas recovery of jet dynamic control of the present invention is to lower temperature thus improve UTILIZATION OF VESIDUAL HEAT IN amount, underload part mends right boiler (heating) by combustion gas or centrifugal chilling unit (refrigeration) is supplemented, the electric energy that power generating equipment produces is in the digestion of energy source station inside and by remaining electricity online, and the large-scale tank configuring cold-storage and thermal storage dual-purpose reconciles load supply and demand.Like this, fully ensure that system synthesis efficiency of energy utilization reaches 80% and above level by the cascade utilization of primary energy, significantly cut down CO2 discharge and the pollutant emissions such as reduction NOx, make full use of paddy electricity and wait the energy at a low price to improve the measure guarantee Economy such as Economy.System synthesis efficiency is high.The Electrical Priority that gas internal-combustion engine generator set produces is used by oneself for energy source station equipment, and remaining electricity online, the waste heat that generator set produces is freezed by absorption refrigerator or heat exchanger heats, and is made full use of.Electricity determining by heat.Estimation range hot-cool demand, analytical system start operating mode, selected suitable installed power scale also ensures enough boot running time.Strive guaranteeing Economy and advance simultaneously.By more comprehensively analyzing than choosing, rationally will carry out specification of equipment and selecting at detailed design stage, while guaranteeing system solution advance, the better balance of wananty costs and income profit.
Claims (6)
1. electricity-heat-cold triplex supplies system efficiently, comprise jet dynamic control, combustion gas, utility grid, the freezing unit of absorption lithium bromide, heat pump type centrifugal chilling unit group, heat-accumulator tank, cold-storage tank, tank, it is characterized in that: the warm drain waste heat of jet dynamic control also accesses adsorber and the hot water house steward of the freezing unit of absorption lithium bromide, the burning and exhausting flue gas access SCR device of jet dynamic control, the hot-water line of SCR device also meets adsorber and the hot water house steward of the freezing unit of absorption lithium bromide, the low temperature exhaust heat water of jet dynamic control meets hot water house steward, the electric power of jet dynamic control exports tap utility grid and heat pump type centrifugal refrigerating machines, the cold/hot water of heat pump type centrifugal refrigerating machines exports and meets hot water or cold water house steward, hot water house steward and cold water house steward connect heat-accumulator tank respectively, cold-storage tank, the output cold water pipe of the freezing unit of absorption lithium bromide meets cold water house steward.
2. by efficient electricity-heat-cold triplex according to claim 1 for system, it is characterized in that: SCR device is selecting type catalyst reduction denitrification apparatus, be made up of flue gas channel and the urea-spray head be arranged in flue gas channel and catalytic device.
3. supply system by efficient electricity-heat-cold triplex according to claim 2, it is characterized in that: the hot gas of SCR device exports termination heat exchanger, and the medium of heat exchanger is water.
4. supply system by efficient electricity-heat-cold triplex according to claim 1, it is characterized in that: the warm drain waste heat of jet dynamic control is the jacket-cooling water of generator set.
5. supply system by efficient electricity-heat-cold triplex according to claim 1, it is characterized in that: the discharged at lower temperature waste heat of jet dynamic control is the lubricant oil cooling water of generator set and the middle cooling water of generator set.
6. supply system by efficient electricity-heat-cold triplex according to claim 1, it is characterized in that: hot water house steward is connected to gas fired boiler.
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| CN201310393110.4A CN104421044B (en) | 2013-09-03 | 2013-09-03 | Efficient electricity-heat-cold triplex is for system |
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| CN201310393110.4A CN104421044B (en) | 2013-09-03 | 2013-09-03 | Efficient electricity-heat-cold triplex is for system |
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| CN104421044A true CN104421044A (en) | 2015-03-18 |
| CN104421044B CN104421044B (en) | 2018-08-28 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975982A (en) * | 2015-07-08 | 2015-10-14 | 东莞理工学院 | Method for step utilization of power waste heat |
| CN105134560A (en) * | 2015-08-23 | 2015-12-09 | 安徽金禾实业股份有限公司 | Method for freezing and dehumidifying air of inlet of compressor in nitric acid production |
| CN107144044A (en) * | 2017-06-16 | 2017-09-08 | 国网上海市电力公司 | A kind of operational mode system of selection of the cooling heating and power generation system containing water cold storage |
| CN108110778A (en) * | 2016-11-24 | 2018-06-01 | 江苏首创新能源科技有限公司 | CCHP combines energy supplying system with heat pump unit |
| CN108846518A (en) * | 2018-06-13 | 2018-11-20 | 上海朗诗规划建筑设计有限公司 | A kind of comprehensive energy Evaluation and Optimization and system |
| CN110985202A (en) * | 2019-11-24 | 2020-04-10 | 中煤科工集团重庆研究院有限公司 | Cold, heat and electricity triple supply system based on low-concentration gas |
| CN111121067A (en) * | 2019-11-24 | 2020-05-08 | 中煤科工集团重庆研究院有限公司 | Method for utilizing low-concentration gas |
| CN111425271A (en) * | 2020-04-09 | 2020-07-17 | 哈尔滨汽轮机厂辅机工程有限公司 | Thermoelectric and cold triple supply peak regulation system based on thermocline storage tank |
| CN112460898A (en) * | 2020-11-10 | 2021-03-09 | 云南道精制冷科技有限责任公司 | Industrial double-effect power station construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975982A (en) * | 2015-07-08 | 2015-10-14 | 东莞理工学院 | Method for step utilization of power waste heat |
| CN105134560A (en) * | 2015-08-23 | 2015-12-09 | 安徽金禾实业股份有限公司 | Method for freezing and dehumidifying air of inlet of compressor in nitric acid production |
| CN108110778A (en) * | 2016-11-24 | 2018-06-01 | 江苏首创新能源科技有限公司 | CCHP combines energy supplying system with heat pump unit |
| CN107144044A (en) * | 2017-06-16 | 2017-09-08 | 国网上海市电力公司 | A kind of operational mode system of selection of the cooling heating and power generation system containing water cold storage |
| CN108846518A (en) * | 2018-06-13 | 2018-11-20 | 上海朗诗规划建筑设计有限公司 | A kind of comprehensive energy Evaluation and Optimization and system |
| CN110985202A (en) * | 2019-11-24 | 2020-04-10 | 中煤科工集团重庆研究院有限公司 | Cold, heat and electricity triple supply system based on low-concentration gas |
| CN111121067A (en) * | 2019-11-24 | 2020-05-08 | 中煤科工集团重庆研究院有限公司 | Method for utilizing low-concentration gas |
| CN111425271A (en) * | 2020-04-09 | 2020-07-17 | 哈尔滨汽轮机厂辅机工程有限公司 | Thermoelectric and cold triple supply peak regulation system based on thermocline storage tank |
| CN112460898A (en) * | 2020-11-10 | 2021-03-09 | 云南道精制冷科技有限责任公司 | Industrial double-effect power station construction method |
| WO2022100418A1 (en) * | 2020-11-10 | 2022-05-19 | 云南道精制冷科技有限责任公司 | Industrial dual-effect power station architecture method |
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|---|---|
| CN104421044B (en) | 2018-08-28 |
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