CN206338982U - A kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology - Google Patents
A kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology Download PDFInfo
- Publication number
- CN206338982U CN206338982U CN201621059425.0U CN201621059425U CN206338982U CN 206338982 U CN206338982 U CN 206338982U CN 201621059425 U CN201621059425 U CN 201621059425U CN 206338982 U CN206338982 U CN 206338982U
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- CN
- China
- Prior art keywords
- water
- lithium bromide
- absorption type
- bromide absorption
- heat pump
- 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.)
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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
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model discloses a kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology, including lithium bromide absorption type heat pump unit and pipeline, the pipeline includes water at low temperature input channel, hot water delivery pipe road, spent hot water's input channel, useless cold water delivery pipe road, steam input pipe road, solidifying water delivery pipe road, respectively with the supporting connection of lithium bromide absorption type heat pump unit, the water at low temperature input channel is provided with temperature control valve, it is additionally provided with by pipeline heat exchanger in parallel, include the first isocon and the second isocon in the pipeline section in parallel low temperature water inlet pipe, first isocon is provided with valve, valve is sequentially provided with second isocon, heat exchanger, valve.The utility model design is ingenious, rational in infrastructure, can fully reclaim waste water heat, and heating efficiency is high.
Description
Technical field
The utility model is related to waste heat recovery field, more particularly to a kind of based on more than lithium bromide absorption type heat pump technology
Heat reclamation device.
Background technology
In numerous power-saving technologies, lithium bromide absorption type heat pump heat recovery technology is energy-efficient and with notable with its
The characteristics of economic benefit, is particularly noticeable, and lithium bromide absorption type heat pump unit has been mainly used in heat sources, and has combustion
The occasion of the driving heat sources such as oil, combustion gas, steam, high-temperature-hot-water, with single-machine capacity is larger, hot water outlet temperature is high, variable working condition
The features such as varying duty function admirable, it includes the major parts such as regenerator, condenser, evaporator, absorber, heat exchanger, its
Operation principle is that spent hot water enters evaporator, and it is that water as refrigerant outside negative pressuren zone, evaporator tube bank absorbs used heat that evaporator tube bank is outer
Become steam after hydro-thermal amount, steam enters back into absorber and is brominated the absorption of lithium concentrated solution, absorbs heat and is released in absorber tube
Warm water, warm water is heated, and realization once heats up.And concentrated solution becomes weak solution, regenerator is entered after being heated up through over-heat-exchanger,
Concentration is heated by steam in a regenerator to enter back into absorber after heat exchanger as concentrated solution and absorbed, and generation is cold
The warm water that agent steam then enters in condenser heating tube, realizes the secondary temperature elevation of warm water, refrigerant vapour is condensed into liquid refrigerant water
Into evaporator.So repeatedly, heat pump cycle is realized.
In lithium bromide absorption type heat pump unit, lithium bromide is as a kind of absorbent, and it belongs to salt, is white crystals, bromine
Change lithium solution at a temperature of less than 20 DEG C, bromination crystalline lithium is easily separated out in lithium-bromide solution, so that unit can be influenceed just
Often running, therefore, we are preferably controlled in more than 25 DEG C at water in water at low temperature input channel, enter suction-type lithium bromide in water
Before source pump, a kind of water temperature that can effectively control to enter is designed more than 25 DEG C, and energy-conservation again, empty calory loss
Device, is extremely necessary for the effective operation of whole residual neat recovering system.
Utility model content
For deficiency of the prior art, the utility model offer one kind is rational in infrastructure, can make full use of recovery waste water heat
Amount, and the high waste-heat recovery device based on lithium bromide absorption type heat pump technology of heating efficiency.
The utility model is achieved through the following technical solutions：A kind of waste heat recovery based on lithium bromide absorption type heat pump technology
Device, including lithium bromide absorption type heat pump unit and pipeline, the pipeline include water at low temperature input channel, hot water delivery pipe
Road, spent hot water's input channel, useless cold water delivery pipe road, steam input pipe road, solidifying water delivery pipe road, respectively with suction-type lithium bromide
The supporting connection of source pump, the water at low temperature input channel is provided with temperature control valve, is additionally provided with by pipeline heat exchange in parallel
Device, includes on the first isocon and the second isocon, first isocon in the pipeline section in parallel water at low temperature input channel
Provided with valve, valve, heat exchanger, valve are sequentially provided with second isocon.By such design, water at low temperature is entering
Water temperature just can be effectively controlled before lithium bromide absorption type heat pump unit prevents that lithium bromide from crystallizing more than 25 DEG C, effectively, because low
Warm water is by temperature control valve control, and the water higher than 25 DEG C enters in unit, less than 25 without heating automatically by the first isocon
DEG C water then enter the second isocon, into unit after being heated by heat exchanger.
Preferably, valve, check-valves, water circulating pump, motor-driven valve are sequentially provided with spent hot water's input channel, it is described
Drainage tube is additionally provided between water circulating pump and lithium bromide absorption type heat pump unit, is drawn by drainage tube and heat exchange is inputted after spent hot water
The water inlet of device.By such design, the heat of spent hot water can be effectively utilized, by the heat exchange of heat exchanger, be will be less than
25 DEG C of water is heated, and heat recovery reaches optimum efficiency.
Preferably, branched pipe is provided between the useless cold water delivery pipe road and lithium bromide absorption type heat pump unit, it is described
Branched pipe is connected with the delivery port of heat exchanger, and pipeline reaches the effect of arrangement compact and reasonable.
Preferably, the steam input pipe road is provided with steam control valve, the pressure for controlling steam is maintained at one
Individual constant pressure enters unit.
Compared with prior art, the utility model has the advantages that：By being controlled to low temperature coolant-temperature gage, make
It is maintained at more than 25 DEG C and enters unit, can effectively protect the function of motion of unit, reduce unit probability of failure, and utilize used heat
The waste heat of water is heated by heat exchanger to the water less than 25 DEG C, takes full advantage of waste heat, designs ingenious, rational in infrastructure, energy
Waste water heat is fully reclaimed, and heating efficiency is high.
Brief description of the drawings
Fig. 1 is waste-heat recovery device of the utility model based on lithium bromide absorption type heat pump technology.
Embodiment
Below in conjunction with the accompanying drawings with embodiment, the utility model is described further.
A kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology, including lithium bromide absorption type heat pump unit
（1）And the matching used water at low temperature input channel of unit（A）, hot water delivery pipe road（B）, spent hot water's input channel（C）, it is useless cold
Water delivery pipe road（D）, steam input pipe road（E）, solidifying water delivery pipe road（F）, wherein, water at low temperature input channel（A）Provided with temperature
Degree control valve (3), is additionally provided with by pipeline heat exchanger (2) in parallel, and in pipeline section in parallel, water at low temperature input channel (A) includes
First isocon（A1）With the second isocon（A2）, the first isocon（A1）It is provided with valve (5), the second isocon（A2）On according to
It is secondary to be provided with valve (5), heat exchanger (2), valve (5)；Spent hot water's input channel（C）On be sequentially provided with valve（5）, check-valves（6）、
Water circulating pump（7）, motor-driven valve（8）, water circulating pump（7）With lithium bromide absorption type heat pump unit（1）Between be additionally provided with drainage tube
（C1）, the water inlet of input heat exchanger (2) after spent hot water is drawn by drainage tube (C1)；Useless cold water delivery pipe road（D）With bromination
Branched pipe is provided between lithium-absorbing formula source pump (1)（D1）, branched pipe（D1）With heat exchanger（2）Delivery port be connected；Steam
Pipeline（E）It is provided with steam control valve（4）.
During work：Steam passes through steam input pipe road（E）Driving lithium bromide absorption type heat pump unit (1) is operated, together
When, spent hot water passes through spent hot water's input channel（C）By water circulating pump（7）It is driven into lithium bromide absorption type heat pump unit（1）In；
And water at low temperature is by water at low temperature input channel (A) and by temperature control valve（3）Control, the water higher than 25 DEG C is automatically by first
Isocon（A1）Into in lithium bromide absorption type heat pump unit (1), the water less than 25 DEG C then enters the second isocon（A2）, pass through
Heat exchanger（2）Enter after being heated in lithium bromide absorption type heat pump unit (1), the heat of heat exchange is to be passed through to give up by spent hot water
Hot water input channel（C）On drainage tube (C1) draw spent hot water enter heat exchanger (2) obtained from.By steam, spent hot water,
Water at low temperature enters in unit after heat-shift, and what is exported respectively by pipeline is solidifying water, useless cold water, high-temperature-hot-water, has reached height
Imitate waste heat recovery.
Protection domain of the present utility model includes but is not limited to embodiment of above, and protection domain of the present utility model is to weigh
Sharp claim is defined, and any replacement being readily apparent that to those skilled in the art that this technology is made, deformation, improvement are each fallen within
Protection domain of the present utility model.
Claims (4)
1. a kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology, including lithium bromide absorption type heat pump unit（1）
And pipeline, it is characterised in that：The pipeline includes water at low temperature input channel（A）, hot water delivery pipe road（B）, spent hot water input
Pipeline（C）, useless cold water delivery pipe road（D）, steam input pipe road（E）, solidifying water delivery pipe road（F）, respectively with suction-type lithium bromide
The supporting connection of source pump, the water at low temperature input channel（A）Temperature control valve (3) is provided with, is additionally provided with parallel by pipeline
Heat exchanger (2), include the first isocon in the pipeline section water at low temperature input channel (A) in parallel（A1）With the second isocon
（A2）, first isocon（A1）It is provided with valve (5), second isocon（A2）On be sequentially provided with valve (5), heat exchange
Device (2), valve (5).
2. the waste-heat recovery device according to claim 1 based on lithium bromide absorption type heat pump technology, it is characterised in that：Institute
State spent hot water's input channel（C）On be sequentially provided with valve（5）, check-valves（6）, water circulating pump（7）, motor-driven valve（8）, the circulation
Water pump（7）With lithium bromide absorption type heat pump unit（1）Between be additionally provided with drainage tube（C1）, spent hot water is drawn by drainage tube (C1)
The water inlet of input heat exchanger (2) afterwards.
3. the waste-heat recovery device according to claim 1 based on lithium bromide absorption type heat pump technology, it is characterised in that：Institute
State useless cold water delivery pipe road（D）Branched pipe is provided between lithium bromide absorption type heat pump unit (1)（D1）, the branched pipe（D1）
With heat exchanger（2）Delivery port be connected.
4. the waste-heat recovery device according to claim 1 based on lithium bromide absorption type heat pump technology, it is characterised in that：Institute
State steam input pipe road（E）It is provided with steam control valve（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059425.0U CN206338982U (en) | 2016-09-18 | 2016-09-18 | A kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059425.0U CN206338982U (en) | 2016-09-18 | 2016-09-18 | A kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206338982U true CN206338982U (en) | 2017-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621059425.0U Expired - Fee Related CN206338982U (en) | 2016-09-18 | 2016-09-18 | A kind of waste-heat recovery device based on lithium bromide absorption type heat pump technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206338982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578560A (en) * | 2020-06-17 | 2020-08-25 | 哈尔滨工大金涛科技股份有限公司 | Straight-through heat pump |
-
2016
- 2016-09-18 CN CN201621059425.0U patent/CN206338982U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578560A (en) * | 2020-06-17 | 2020-08-25 | 哈尔滨工大金涛科技股份有限公司 | Straight-through heat pump |
| CN111578560B (en) * | 2020-06-17 | 2024-05-10 | 哈尔滨工大金涛科技股份有限公司 | Straight-through heat pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 Termination date: 20210918 |