CN209399479U - A kind of cooling heating and power generation system of the Waste Heat Recovery containing domestic hot-water - Google Patents
A kind of cooling heating and power generation system of the Waste Heat Recovery containing domestic hot-water Download PDFInfo
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- CN209399479U CN209399479U CN201822271664.8U CN201822271664U CN209399479U CN 209399479 U CN209399479 U CN 209399479U CN 201822271664 U CN201822271664 U CN 201822271664U CN 209399479 U CN209399479 U CN 209399479U
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Abstract
The utility model discloses a kind of cooling heating and power generation systems of Waste Heat Recovery containing domestic hot-water, have recycled user side sanitary sewage waste heat, have realized the cascade utilization of energy, have reduced the waste of the energy.The system includes internal combustion engine generator group, absorption refrigeration unit, electric refrigerating machine, cylinder sleeve water- to-water heat exchanger and domestic hot-water's waste heat recovery plant；The electric energy output end of the internal combustion engine generator group accesses power distribution network by cutting-in control cabinet, and the flue gas output end of the internal combustion engine generator group is connect with absorption refrigeration unit；The jacket water output end of the internal combustion engine generator group is separately connected the primary side of absorption refrigeration unit and cylinder sleeve water- to-water heat exchanger；The electric refrigerating machine and absorption refrigeration unit generate air conditioner water respectively, and input the air-conditioning waterpipe of user side；The cylinder sleeve water- to-water heat exchanger produces domestic hot-water using jacket water waste heat, and the energy in domestic hot-water's waste heat recovery plant recycling sanitary wastewater produces domestic hot-water, domestic hot-water is inputted domestic hot-water's pipeline respectively.
Description
Technical field
The disclosure belongs to distributed energy field, and in particular to a kind of supply of cooling, heating and electrical powers system of the Waste Heat Recovery containing domestic hot-water
System.
Background technique
Cooling heating and power generation system is a kind of energy supplying system of the foundation on cascaded utilization of energy conceptual foundation, maximum feature
It is that can realize comprehensive cascade utilization to the thermal energy of different grades, is completed at the same time power generation, refrigeration and heat supply (including for warm hot water)
Three processes meet hot and cold, the electricity demanding of user on the spot, to reduce the transmission loss energized at a distance, greatly improve society
Economic benefit and efficiency of energy utilization play a significant role in terms of reducing fossil energy consumption, reducing carbon emission.
The cascade utilization of energy is the core concept of cooling heating and power generation system, in existing system, non-renewable energy burning
High temperature heat is initially used for generating electricity, and generating waste-heat, can be real for heating, producing domestic hot-water or driving Absorption Refrigerator cooling supply
Now to the efficient utilization of different quality energies, fuel comprehensive utilization ratio is in 70%-90%.However, the domestic hot-water of user side is logical
Often become sewage after use, the processing most common mode of sewage is to be discharged into sewer, when the only a few discharge of sewage is larger
For the water of heat swimming pools.This not only causes a large amount of energy waste, but also exacerbates environmental thermal pollution.It is limited to the time
With the constraint in space, sanitary sewage is difficult recycling or recovery efficiency is extremely low.
Chinese patent 201721344693.1 discloses a kind of photovoltaic power generation grid-connecting system and sewage source heat pump system combines
Cooling heating and power generation system, using natural energy resources realize power supply, refrigeration, heating, domestic hot-water, have environment-friendly high-efficiency energy-saving spy
Point；Chinese patent 201620670273.1 discloses a kind of sewage source heat pump, solar energy optical-thermal and combustion gas trilogy supply coupled system,
It is coupled by three kinds of technologies, had not only recycled a large amount of low-grade energy in sewage, but also supply life using cheap solar energy resources
Hot water, whole system effects of energy saving and emission reduction are significant.But the user side sanitary sewage of the above patent is still direct emission, sewage used
It is all from trunk sewer (sanitary wastewater, industrial wastewater), and the domestic hot-water used for user side that nonsystematic itself is produced
Sewage, this not only causes mass energy waste, but also sewage temperature used is lower, leads to sewage source heat pump low efficiency, heat
Recovery efficiency is bad.
In conclusion at present for how to recycle user side domestic hot-water's use after heat in sewage water, improve heat
The problem of measuring recovery efficiency, still shortage effective solution scheme.
Utility model content
For above-mentioned problem, present disclose provides a kind of cooling heating and power generation systems of Waste Heat Recovery containing domestic hot-water, return
User side sanitary sewage waste heat has been received, the cascade utilization of energy is realized, has reduced the waste of the energy.
Technical solution used by the disclosure is:
A kind of cooling heating and power generation system of the Waste Heat Recovery containing domestic hot-water, which includes internal combustion engine generator group, absorption
Refrigeration unit, electric refrigerating machine, cylinder sleeve water- to-water heat exchanger and domestic hot-water's waste heat recovery plant；
The electric energy output end of the internal combustion engine generator group accesses power distribution network, the internal combustion engine generator group by cutting-in control cabinet
Flue gas output end connect with absorption refrigeration unit；The jacket water output end of the internal combustion engine generator group is separately connected absorption
The primary side of refrigeration unit and cylinder sleeve water- to-water heat exchanger；The electric refrigerating machine and absorption refrigeration unit generate air conditioner water respectively, and
Input the air-conditioning waterpipe of user side；The cylinder sleeve water- to-water heat exchanger produces domestic hot-water, the life heat using jacket water waste heat
Energy in water waste heat recovery plant recycling sanitary wastewater produces domestic hot-water, and domestic hot-water is inputted domestic hot-water's pipe respectively
Road.
Further, domestic hot-water's waste heat recovery plant includes water pump, waste heat exchanger, three-way control valve and sewage
Source heat pump；
One end of the three-way control valve is connect by water pump with sewage source heat pump, and life cold water is delivered to source of sewage heat
Pump；The primary side of the waste heat exchanger is connect with cesspool, and the secondary side of the waste heat exchanger is connect with sewage source heat pump,
The sewage source heat pump, from the heat life cold water recycled in sanitary sewage in cesspool, will be generated by waste heat exchanger
Domestic hot-water be sent into domestic hot-water's pipeline.
Further, the other end of the three-way control valve is also connect with the secondary side of cylinder sleeve water- to-water heat exchanger, will be lived cold
Water is delivered to cylinder sleeve water- to-water heat exchanger；The primary side of the cylinder sleeve water- to-water heat exchanger also passes through water pump and gas internal combustion electric generator group connects
It connects.
Further, the secondary side of the sewage source heat pump and cylinder sleeve water- to-water heat exchanger also connects with domestic hot-water's surge tank respectively
It connects, the domestic hot-water produced is imported into domestic hot-water's surge tank；Domestic hot-water's surge tank is connect with domestic hot-water's pipeline.
Further, the electric energy end of the sewage source heat pump is connect with gas internal combustion electric generator group.
Further, plate heat exchanger is respectively adopted in waste heat exchanger and cylinder sleeve water- to-water heat exchanger.
Through the above technical solution, the beneficial effect of the disclosure is:
(1) disclosure has recycled user side sanitary sewage waste heat, more level-one energy compared with traditional cooling heating and power generation system
It utilizes, the cascade utilization of energy is furthermore achieved, reduces the waste of the energy；To College Dormitory, staff quarters and hotel
Equal sewage temperatures are higher and the stable place of sewage quantity, effect are more significant；
(2) disclosure, which will only recycle generating set waste heat and produce domestic hot-water, is improved to using sanitary sewage waste heat and unit
It is residual heat combined to produce domestic hot-water；It is main to produce domestic hot-water using discarded sanitary sewage, there is higher energy utilization rate
With energy-saving and emission-reduction benefit, and system operation cost is reduced.
Detailed description of the invention
The Figure of description for constituting a part of this disclosure is used to provide further understanding of the disclosure, and the disclosure is shown
Meaning property embodiment and its explanation do not constitute the improper restriction to the disclosure for explaining the disclosure.
Fig. 1 is the structure chart of cooling heating and power generation system；
Fig. 2 is the structure chart of domestic hot-water's waste heat recovery plant.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the disclosure.Unless another
It indicates, all technical and scientific terms used herein has usual with disclosure person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the disclosure.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
One or more embodiments propose a kind of cooling heating and power generation system of Waste Heat Recovery containing domestic hot-water.Such as Fig. 1 institute
Show, the system include for by the fuel gas reforming internal combustion engine generator group 1 for electric energy, the absorption refrigeration unit 2 for being used for cooling supply, use
Electric refrigerating machine 4 in cooling supply, the cylinder sleeve water- to-water heat exchanger 3 for heat supply and the sanitary wastewater for exporting user side are converted into
Domestic hot-water's waste heat recovery plant 5 of domestic hot-water.
Specifically, the inlet end of the internal combustion engine generator group 1 connects gas source, the electric energy of the internal combustion engine generator group 1
Output end accesses power distribution network, the flue gas output end and absorption refrigeration unit of the internal combustion engine generator group 1 by cutting-in control cabinet 6
2 high-incidence circuit connection, the jacket water output end of the internal combustion engine generator group 1 are separately connected the low hair of absorption refrigeration unit 2
The primary side in circuit and cylinder sleeve water- to-water heat exchanger 3；The input terminal of the electric refrigerating machine 4 connects power distribution network, the electric refrigerating machine 4 and suction
The output end of receipts formula refrigeration unit 2 is connected respectively to the air-conditioning waterpipe of user side, for air conditioner water to be delivered to user side, into
Row refrigeration；The secondary side of the cylinder sleeve water- to-water heat exchanger 3 is connect with hot water surge tank 7；Domestic hot-water's waste heat recovery plant 5
Input terminal connects the cesspool for storing user side sanitary sewage, and output end connects hot water surge tank 7 and connects, jacket water heat exchange
The domestic hot-water of generation is imported into hot water surge tank 7 jointly by device 3 and domestic hot-water's waste heat recovery plant 5；The hot water buffering
Tank 7 is connect with domestic hot-water's pipeline of user side, for domestic hot-water to be delivered to user side, is heated.
The cold, heat and electricity triple supply energy resource system that the present embodiment proposes is in use, the electric energy that internal combustion engine generator group 1 issues passes through
Cutting-in control cabinet 6 accesses power distribution network, and the waste heat that the power generation of internal combustion engine generator group 1 generates includes high-temperature flue gas and jacket water, high temperature cigarette
Temperature degree is up to 570 DEG C or so, and energy grade is big compared with high and quantity, after high-temperature flue gas is transported to absorption refrigeration unit 2,
The high-temperature generator refrigeration of absorption refrigeration unit 2 can be directly driven, the air conditioner water that absorption refrigeration unit 2 exports directly connects
Access customer air-conditioning waterpipe；The outlet temperature of jacket water is at 90 DEG C or so, and energy grade is lower but quantity is larger, by jacket water
Be respectively delivered to absorption refrigeration unit 2 and cylinder sleeve water- to-water heat exchanger 3, can directly drive cylinder sleeve water- to-water heat exchanger produce domestic hot-water or
The cryogenerator refrigeration of absorption refrigeration unit is driven, cylinder sleeve water- to-water heat exchanger produces domestic hot-water accessing user domestic hot-water pipe
Road；The air conditioner water that absorption refrigeration unit 2 exports is directly accessed user's air-conditioning waterpipe；Domestic hot-water's waste heat recovery plant 5
Heat after recycling user side domestic hot-water use in sewage water simultaneously produces domestic hot-water, and the energy taste of sanitary sewage is most
It is low, but sewage quantity is huge, can produce domestic hot-water by extracting sanitary sewage heat.
In the present embodiment, the absorption refrigeration unit 2 uses existing lithium bromide double-effective absorbing refrigeration unit,
Specific structure repeats no more in this application.
Domestic hot-water's waste heat recovery plant, for recycling user side domestic hot-water's use after heat in waste water simultaneously
Domestic hot-water is produced, heat supply is used for.As shown in Fig. 2, domestic hot-water's waste heat recovery plant is changed including the first water pump 13, waste heat
Hot device 11, three-way control valve 14 and sewage source heat pump 12；The input terminal connection cooling water source of the three-way control valve 14, described three
One output end of logical regulating valve 14 is connect by the first water pump 1 with sewage source heat pump 12, the primary side of the waste heat exchanger 11
Connect with cesspool, the secondary side of the waste heat exchanger 11 is connect with sewage source heat pump 12, the sewage source heat pump 12 it is defeated
Outlet is connect with hot water surge tank；Another output end of the three-way control valve 14 is connect with the secondary side of cylinder sleeve water- to-water heat exchanger,
Life cold water is heated using cylinder sleeve water- to-water heat exchanger, obtains domestic hot-water, and be imported into domestic hot-water's surge tank；The jacket water changes
The primary side of hot device also passes through the second water pump and connect with gas internal combustion electric generator group 1, needed for providing to gas internal combustion electric generator group 1
Hot water.
Domestic hot-water's waste heat recovery plant that the present embodiment proposes is in use, it is two that life cold water is divided to through three-way control valve 14
Road, a part enter domestic hot-water's waste heat recovery plant 5, and another part enters cylinder sleeve water- to-water heat exchanger 3；The driving life of first water pump 1
Cold water living enters sewage source heat pump 12, and sewage source heat pump 12 is recycled in sanitary sewage by waste heat exchanger 11 from cesspool
The domestic hot-water of generation is delivered to domestic hot-water's surge tank by heat life cold water；Second water pump 10 driving jacket water follows
Loop back path heats life cold water using cylinder sleeve water- to-water heat exchanger, and two-way water outlet is common to import domestic hot-water's surge tank, subsequently into life
Hot water pipeline living, for users to use, the sewage discharge after user's use is circuited sequentially to cesspool, realizes domestic hot-water's waste heat
Recycling.
In the present embodiment, first water pump 13 and the second water pump 10 are respectively adopted and can be connected by the revolving speed of transducer drive
The continuous water pump adjusted.
In the present embodiment, efficient plate-type heat-exchanger is respectively adopted in the waste heat exchanger 11 and cylinder sleeve water- to-water heat exchanger 3.
In the present embodiment, the electric energy of the sewage source heat pump 12 is provided by gas internal combustion electric generator group 1.
In the present embodiment, total-fraction triple valve that the three-way control valve 14 is continuously adjusted using aperture.
In the present embodiment, the domestic hot-water produces the preferential heat for using sanitary sewage, when sewerage heat energy is excessive
When, the extra waste heat of recycling is used to meet other thermic loads such as heating；It is appropriate to increase the second water pump frequency when sewerage heat energy deficiency
Rate, to meet domestic hot-water's load using more generating set waste heats.
The cooling heating and power generation system that the present embodiment proposes, it is cold and hot with tradition due to having recycled user side sanitary sewage waste heat
Chp system compares more level-one usings energy source, and the cascade utilization of energy is furthermore achieved, reduces the waste of the energy.For certain
A little specific places, such as College Dormitory, staff quarters and hotel etc., the domestic hot-water in these places based on bathing,
And bathroom timing open, bather number are stablized, and have a relatively stable and biggish bath sewage flow, therefore, using this
The cooling heating and power generation system that embodiment proposes, and sewage higher to sewage temperatures such as College Dormitory, staff quarters and hotels
Stable place is measured, effect is more significant.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (6)
1. a kind of cooling heating and power generation system of Waste Heat Recovery containing domestic hot-water, characterized in that including internal combustion engine generator group, absorption
Refrigeration unit, electric refrigerating machine, cylinder sleeve water- to-water heat exchanger and domestic hot-water's waste heat recovery plant；
The electric energy output end of the internal combustion engine generator group accesses power distribution network, the cigarette of the internal combustion engine generator group by cutting-in control cabinet
Gas output end is connect with absorption refrigeration unit；The jacket water output end of the internal combustion engine generator group is separately connected absorption refrigeration
The primary side of unit and cylinder sleeve water- to-water heat exchanger；The electric refrigerating machine and absorption refrigeration unit generate air conditioner water respectively, and input
The air-conditioning waterpipe of user side；The cylinder sleeve water- to-water heat exchanger produces domestic hot-water using jacket water waste heat, and the domestic hot-water is useless
Energy in heat recovery apparatus recycling sanitary wastewater produces domestic hot-water, and domestic hot-water is inputted domestic hot-water's pipeline respectively.
2. the cooling heating and power generation system of the Waste Heat Recovery according to claim 1 containing domestic hot-water, characterized in that the life
Hot water waste heat recovery plant includes water pump, waste heat exchanger, three-way control valve and sewage source heat pump；
One end of the three-way control valve is connect by water pump with sewage source heat pump, and life cold water is delivered to sewage source heat pump；
The primary side of the waste heat exchanger is connect with cesspool, and the secondary side of the waste heat exchanger is connect with sewage source heat pump, institute
Sewage source heat pump is stated by waste heat exchanger from the heat life cold water recycled in sanitary sewage in cesspool, by generation
Domestic hot-water is sent into domestic hot-water's pipeline.
3. the cooling heating and power generation system of the Waste Heat Recovery according to claim 2 containing domestic hot-water, characterized in that the threeway
The other end of regulating valve is also connect with the secondary side of cylinder sleeve water- to-water heat exchanger, and life cold water is delivered to cylinder sleeve water- to-water heat exchanger；It is described
The primary side of cylinder sleeve water- to-water heat exchanger also passes through water pump and connect with gas internal combustion electric generator group.
4. the cooling heating and power generation system of the Waste Heat Recovery according to claim 2 containing domestic hot-water, characterized in that the sewage
The secondary side of source heat pump and cylinder sleeve water- to-water heat exchanger is also connect with domestic hot-water's surge tank respectively, and the domestic hot-water produced is imported and is given birth to
Hot water surge tank living；Domestic hot-water's surge tank is connect with domestic hot-water's pipeline.
5. the cooling heating and power generation system of the Waste Heat Recovery according to claim 2 containing domestic hot-water, characterized in that the sewage
The electric energy end of source heat pump is connect with gas internal combustion electric generator group.
6. the cooling heating and power generation system of the Waste Heat Recovery according to claim 1 containing domestic hot-water, characterized in that waste heat heat exchange
Plate heat exchanger is respectively adopted in device and cylinder sleeve water- to-water heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271664.8U CN209399479U (en) | 2018-12-29 | 2018-12-29 | A kind of cooling heating and power generation system of the Waste Heat Recovery containing domestic hot-water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822271664.8U CN209399479U (en) | 2018-12-29 | 2018-12-29 | A kind of cooling heating and power generation system of the Waste Heat Recovery containing domestic hot-water |
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| CN201822271664.8U Expired - Fee Related CN209399479U (en) | 2018-12-29 | 2018-12-29 | A kind of cooling heating and power generation system of the Waste Heat Recovery containing domestic hot-water |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539375A (en) * | 2018-12-29 | 2019-03-29 | 山东大学 | A kind of cooling heating and power generation system and method for the Waste Heat Recovery containing domestic hot-water |
| CN111259610A (en) * | 2020-02-21 | 2020-06-09 | 山东大学 | Method and system for establishing steady-state equivalent circuit of combined heat and power system |
| WO2022121486A1 (en) * | 2020-12-08 | 2022-06-16 | 深圳市燃气集团股份有限公司 | Heating system employing natural gas |
-
2018
- 2018-12-29 CN CN201822271664.8U patent/CN209399479U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539375A (en) * | 2018-12-29 | 2019-03-29 | 山东大学 | A kind of cooling heating and power generation system and method for the Waste Heat Recovery containing domestic hot-water |
| CN111259610A (en) * | 2020-02-21 | 2020-06-09 | 山东大学 | Method and system for establishing steady-state equivalent circuit of combined heat and power system |
| CN111259610B (en) * | 2020-02-21 | 2021-04-16 | 山东大学 | Method and system for establishing steady-state equivalent circuit of combined heat and power system |
| WO2022121486A1 (en) * | 2020-12-08 | 2022-06-16 | 深圳市燃气集团股份有限公司 | Heating system employing natural gas |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190917 Termination date: 20211229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |