CN108758778A - The mining area heating system of multi-energy complementation - Google Patents
The mining area heating system of multi-energy complementation Download PDFInfo
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- CN108758778A CN108758778A CN201810571987.0A CN201810571987A CN108758778A CN 108758778 A CN108758778 A CN 108758778A CN 201810571987 A CN201810571987 A CN 201810571987A CN 108758778 A CN108758778 A CN 108758778A
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- water
- heat
- heat exchanger
- low calorie
- heat pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
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- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A kind of mining area heating system of multi-energy complementation, including：Low calorie waste water feeding mechanism is collected comprising the low calorie waste water including bath wastewater and swallet and is exported outward.First hot applying unit, including the first heat pump group and tap water water source, low calorie waste water are connected to the evaporator end of each heat pump of the first heat pump group with branch respectively.The heat exchanger end of tap water each heat pump Jing Guo the first heat pump group successively, tap water is by stepped heating to predetermined temperature.Second hot applying unit, including water-alcohol heat exchanger and alcohol-air heat exchanger, low calorie waste water is to water-alcohol heat exchanger supply low calorie waste water, the heat that alcohol in water-alcohol heat exchanger absorbs low calorie waste water becomes hot alcohol, hot alcohol is heated air by the alcohol-air heat exchanger, and the air heated is used for the wellhead anti-freezing of mine.The energy used in the present invention is low-grade energy, and low energy consumption, and quantity of heat production is big, hot water zero-emission, simple system, and operational efficiency is high, is suitble to north Coal Mine Area utilization and extention.
Description
Technical field
It is especially a kind of effectively to plan as a whole the various energy and Distribution utilization the invention belongs to mineral engineering and energy project
The mining area heating system of multi-energy complementation.
Background technology
In recent years, domestic haze phenomenon is increasingly severe, especially even more serious on Beijing, Shenyang and Tianjin and other places, " energy
The topic of source and environmental protection " has become the hot spot of domestic common people's concern.In the case where environmental quality constantly deteriorates, to protect
Environmental protection under the premise of card economic development should just start with from the problems such as solution carbon emission.The winter of northern Coal Mine Area needs
Amount of heat is used for bathing, heating and wellhead anti-freezing.Coal Mine Area headcount is huge, and bathing generates largely with a small amount of
The waste water of heat.In addition, the inflow rate of mine water in mining area is big and also higher than winter outdoor ground temperature (the winter north is outdoor
Temperature is at -10 DEG C or so).
Bath wastewater and swallet belong to low-phase energy hot water and amount is bigger, seem very unrestrained if directly discarding
Take, be not inconsistent with energy-saving and environment-friendly requirement, and mining area is also bigger to the demand of thermal energy, wastes the way and thermal energy of thermal energy
Demand contradicts；If low-phase energy hot water is used to this part, and there are many problems, and distinct issues the most are bathings
The temperature of waste water and swallet is too low to be not enough to directly to utilize；Followed by cleanliness factor is inadequate, is not suitable for directly utilizing.
Invention content
In order to solve the above problem of the prior art, the purpose of the present invention is being directed to northern Coal Mine Area, design is a kind of more
The mining area heating system of energy complementation utilizes a variety of low level energy such as swallet and the bath wastewater in mining area to greatest extent
Source meets the thermal demand of northern Coal Mine Area heating, bathing and antifreezing of underground mine, to achieve the effect that economical and energy saving as far as possible,
Ensure the normal operation in winter north mining area simultaneously.
In order to achieve the above object, the main technical schemes that the present invention uses include：
A kind of mining area heating system of multi-energy complementation comprising：
Low calorie waste water feeding mechanism is collected comprising the low calorie waste water including bath wastewater and swallet and by low
Thermal energy waste pipe exports outward, which includes the first low calorie waste pipe and the second low calorie waste pipe；
First hot applying unit, including the first heat pump group and tap water water source, each heat pump of the first heat pump group include
Evaporator end and heat exchanger end；The water of the first low calorie waste pipe is connected to each heat of the first heat pump group with branch respectively
The evaporator end of pump；The heat exchanger of the tap water of the tap water water source supply each heat pump Jing Guo the first heat pump group successively
End, makes tap water by stepped heating to predetermined temperature；
Second hot applying unit, including water-alcohol heat exchanger and alcohol-air heat exchanger, the low calorie waste water feeding mechanism are logical
The second low calorie waste pipe is crossed to the water-alcohol heat exchanger supply low calorie waste water, the alcohol in the water-alcohol heat exchanger absorbs low calorie
The heat of waste water becomes hot alcohol, and hot alcohol is heated air by the alcohol-air heat exchanger, and the air heated is used for the well of mine
Mouth is antifreeze.
The alcohol is the liquid alcohol under room temperature, such as ethyl alcohol, methanol, and the solidification point of these alcohol is far below water (0 DEG C), can keep away
Exempt to lead to the water freezing in heat exchanger when low calorie waste water directly exchanges heat with the extremely low cold gas of temperature, influences to work normally.
According to one embodiment of present invention, further include the hot applying unit of third, the hot applying unit of the third includes second
Heat pump group and heating return pipe, the heating return pipe supply heating return water；Each heat pump of the second heat pump group includes evaporator
End and heat exchanger end；The low calorie waste water come out from the water-alcohol heat exchanger is respectively connected to the second heat pump group with branch
The evaporator end of each heat pump；The heat exchanger end of each heat pump of the second heat pump group is connected with the heating return pipe, which returns
Water behind the heat exchanger end of each heat pump of the second heat pump group, makes heating return water by stepped heating to predetermined temperature successively.
According to one embodiment of present invention, which further includes third low calorie waste pipe, the system into
One step includes the hot applying unit of third, and the hot applying unit of the third includes the second heat pump group and heating return pipe, the heating return water
Pipe supplies heating return water；Each heat pump of the second heat pump group includes evaporator end and heat exchanger end；The third low calorie is useless
The low calorie waste water of water pipe is connected to the evaporator end of each heat pump of the second heat pump group with branch respectively；The second heat pump group
The heat exchanger end of each heat pump is connected with the heating return pipe, the heating return water each heat pump Jing Guo the second heat pump group successively
Behind heat exchanger end, make heating return water by stepped heating to predetermined temperature.
According to one embodiment of present invention, which further includes water-water heat exchanger, the water-water heat exchange
Device one end connects the tap water water source, and the other end connects the first low calorie waste pipe, makes the tap water water source supply originally
Water first passes around the water-water heat exchanger and is preheated, then again followed by each heat pump of the first heat pump group.
According to one embodiment of present invention, the hot applying unit of the third further includes water-water heat exchanger, the water-water heat exchange
Device one end connects the heating return pipe, and the other end connects the third low calorie waste pipe, makes the water of the heat collector recovery tube first
It is preheated by the water-water heat exchanger, then again followed by each heat pump of the second heat pump group.
According to one embodiment of present invention, the first heat pump group of the first hot applying unit includes 2 or more heat pumps.
According to one embodiment of present invention, the second heat pump group of the hot applying unit of the third includes 2 or more heat pumps.
According to one embodiment of present invention, which includes 1 water-water heat exchanger and 3 heat pumps, is somebody's turn to do
The low calorie waste water of first low calorie waste pipe first flows through the water-water heat exchanger to the tap water into the water-water heat exchanger
Preheating, the low calorie waste water come out from the water-water heat exchanger connect the evaporator end of 3 heat pumps with branch respectively；It is pre-
The tap water of heating passes through the heat exchange end of 3 heat pumps successively again；It is extracted respectively by 3 heat pumps and flows through the water-water and change
The heat of the low calorie waste water of hot device, predetermined temperature is repeatedly warming up to tap water.
According to one embodiment of present invention, the hot applying unit of the third includes 1 water-water heat exchanger and 3 heat pumps, from
The low calorie waste water that the water-alcohol heat exchanger comes out first flows through the water-water heat exchanger to being adopted into the water-water heat exchanger respectively
Warm return water preheating, the low calorie waste water come out from the water-water heat exchanger connect the evaporation of 3 heat pumps with a branch respectively
Device end；The heating return water being preheated passes through the heat exchange end of 3 heat pumps successively again；Stream is extracted respectively by 3 heat pumps
The heat of low calorie waste water through the water-water heat exchanger is repeatedly warming up to predetermined temperature to heating return water.
According to one embodiment of present invention, the hot applying unit of the third also includes water-air heat exchanger, by this
The heating return water of each heat pump processing of two heat pump groups enters the water-air heat exchanger, and the air for flowing through the water-air heat exchanger is added
Heat, the air heated are used for the wellhead anti-freezing of mine.
According to one embodiment of present invention, the described first hot applying unit further includes the first data processing module and several
Instrument, the instrument include flowmeter, pressure gauge and thermometer, and each heat exchange is being passed in and out for monitoring tap water and low calorie waste water
Flow, pressure and temperature data before and after device, before and after each heat pump of disengaging, and it is reported to control system.
According to one embodiment of present invention, the described second hot applying unit further includes the second data processing module and several
Instrument, the instrument include flowmeter, pressure gauge and thermometer, and the water-alcohol heat exchanger is being passed in and out for monitoring low calorie waste water
The front and back, alcohol enters that the water-alcohol heat exchanger is front and back, the alcohol passes in and out that the alcohol-air heat exchanger is front and back, the air passes in and out the alcohol-sky
Flow, pressure and temperature data before and after gas heat exchanger, and it is reported to control system.
According to one embodiment of present invention, the described second hot applying unit further includes third data processing module and several
Instrument, the instrument include flowmeter, pressure gauge and thermometer, are handed in disengaging heat for monitoring heating return water and low calorie waste water
Parallel operation is front and back, each heat pump of disengaging is front and back, the flow before and after the heating of heating return water offer resident family, pressure and temperature data, and reports
To control system.
Flow of the control system according to monitoring, pressure and temperature data, to the first, second, third low calorie waste pipe
Assignment of traffic is coordinated, and motor/power of motor of each heat pump, heat exchanger is adjusted, and has the function that adjust temperature, protect
The orderly function of a whole set of heating system of card.
A kind of mining area heating system of multi-energy complementation comprising：
Low calorie waste water feeding mechanism collects the low calorie waste water including bath wastewater and swallet and passes through low calorie
Waste pipe exports outward, which includes the first low calorie waste pipe and the second low calorie waste pipe；
First hot applying unit, including the first water-water heat exchanger, the first heat pump group and tap water water source, first heat pump
Group includes 3 heat pumps, and each heat pump includes evaporator end and heat exchanger end；The first low calorie waste pipe and tap water
Source is connected to first water-water heat exchanger, so that low calorie waste water is preheated tap water by the first water-water heat exchanger；From
The low calorie waste water that first water-water heat exchanger comes out connects the evaporator end of 3 heat pumps with branch respectively, is preheated
Tap water makes pre-warmed tap water be warming up to pre- constant temperature by 3 heat pump accumulations followed by the heat exchange end of 3 heat pumps
Degree；
Second hot applying unit, including water-alcohol heat exchanger and alcohol-air heat exchanger, the low calorie waste water feeding mechanism are logical
The second low calorie waste pipe is crossed to the water-alcohol heat exchanger supply low calorie waste water, the alcohol in the water-alcohol heat exchanger absorbs low calorie
The heat of waste water becomes hot alcohol, and hot alcohol is heated air by the alcohol-air heat exchanger, and the air heated is used for the well of mine
Mouth is antifreeze；
The hot applying unit of third, including the second water-water heat exchanger, the second heat pump group and heating return pipe, heating return pipe
Heating return water is supplied, which includes 3 heat pumps, and each heat pump includes evaporator end and heat exchanger end；From the water-
The low calorie waste water and heating return water that alcohol heat exchanger comes out input second water-water heat exchanger, will be adopted using low calorie waste water
Warm return water preheating；The low calorie waste water come out from second water-water heat exchanger connects the evaporation of 3 heat pumps with branch respectively
Device end, the heating return water being preheated make pre-warmed heating return water by 3 heat followed by the heat exchange end of 3 heat pumps
Pump accumulation is warming up to predetermined temperature.
According to a preferred embodiment of the present invention, the hot applying unit of third further includes a water-air heat exchanger, institute
Stating water-air heat exchanger utilizes the heating return water come out from 3 heat pumps of the hot applying unit of the third to being changed into the water-air
The air of hot device is heated, and the air heated is used for the wellhead anti-freezing of mine.
The beneficial effects of the invention are as follows：
(1) in the solution of the present invention, the low calorie waste water connects the evaporator end of more heat pumps with branch respectively, and
The tap water to be heated/heating return water is connected with the more heat pumps, makes the tap water to be heated/heating return water followed by each
Heat pump increases the temperature of tap water/heating return water, improves the working efficiency of each heat pump to the maximum extent to the maximum extent, will be low
Grade energy hot water is classified and repeatedly utilizes, the temperature of Multi-stage lifting tap water/heating return water, saves the energy.
(2) consider that northern air temperature is very low (about -15 DEG C~0 DEG C) when antifreezing of underground mine, in the second hot applying unit, such as
The low calorie waste water that fruit is directly exported with air and the second low calorie waste water carries out heat exchange, it is likely that can lead to low calorie waste water
It freezes, thus by the way that water-alcohol heat exchanger, alcohol-air heat exchanger is arranged, the alcohol using fusing point far below water does heat transfer, from
And ensures heat exchanger and work normally.
(3) present invention further utilizes the low calorie waste water come out by water-alcohol heat exchanger, and cooperation the second water-water changes
Hot device and Duo Tai heat pumps heat for user to heating return water heat temperature raising, the energy of waste water are utilized to greatest extent.
(4) when the wellhead anti-freezing of mine needs more heats, also using the heating return water being heated up to sky
Gas heats, and the air heated is used for the wellhead anti-freezing of mine.
The present invention is also provided with multiple instrument, including flowmeter, thermometer, pressure gauge etc., for monitoring each working media
With passed in and out temperature before and after each heat pump, each heat exchanger, flow, pressure data by heating fluid, control system according to monitoring result,
Uniformly adjust, plan as a whole, distributing each pipeline input flow rate and allocation proportion, each heat pump, heat exchanger power section operating power,
Achieve the purpose that adjust each node temperature, the hot water of output or hot-air is made to meet the requirement of special-purpose, ensures a whole set of heat supply
The orderly function of system.The energy used in the present invention is low-grade energy simultaneously, and low energy consumption, and quantity of heat production is big, almost zero-emission,
Meet the energy-saving and emission-reduction requirement currently advocated, and operating cost is low, simple system, operational efficiency is high, with being suitble to north coal mine
Area's utilization and extention.
Description of the drawings
Fig. 1 is fluid trend and the operation principle signal of the mining area heating system of the multi-energy complementation of the embodiment of the present invention 1
Figure.
Fig. 2 is the operation principle and composed structure schematic diagram of heat pump.
Fig. 3 is fluid trend and the operation principle signal of the mining area heating system of the multi-energy complementation of the embodiment of the present invention 2
Figure.
【Reference sign】
1 low calorie waste water feeding mechanism, 20 first hot applying units, 2 first water-water heat exchangers, 3 first heat pump groups (contain
Heat pump 3a, 3b, 3c), 6 aqua storage tanks, 11 first low calorie waste pipes output water, 12 second low calorie waste pipes output water,
70 second hot applying units, 7 water-alcohol heat exchangers, 8 alcohol-air heat exchanger, the hot applying unit of 90 thirds, 9 second water-water heat exchange
Device, 10 second heat pump groups (10a containing heat pump, 10b, 10c), 13 water-air heat exchangers, 14 flowmeters, 15 pressure gauges, 16 temperature
It is meter, the heating return water of 17 heating return pipes supply, the evaporator end of 31 heat pumps, the heat exchanger end of 34 heat pumps, compressor 32, swollen
Swollen valve 33.
Specific implementation mode
In order to preferably explain the present invention, in order to understand, below in conjunction with the accompanying drawings, by specific implementation mode, to this hair
It is bright to be described in detail.
Embodiment 1
It is as shown in Figure 1 the mining area heating system fluid trend of the multi-energy complementation of present pre-ferred embodiments 1 and work
Principle schematic.
As shown in Figure 1, the system comprises：
Low calorie waste water feeding mechanism 1, collect the low calorie waste water including bath wastewater and swallet and by first,
Second low calorie waste pipe exports thermal energy waste water outward, is exported by thermal energy waste pipe referring to what label in figure 11 and 12 indicated
Water.
First hot applying unit 20, including the first water-water heat exchanger 2, the first heat pump group 3 and tap water water source, this first
Heat pump group includes three heat pumps, i.e. heat pump 3a, heat pump 3b, heat pump 3c, each heat pump 3a, 3b, 3c include evaporator end 31 and heat
Exchanger end 34.The thermal energy waste water 11 of first low calorie waste pipe output is connected to the first water-water heat exchanger with tap water water source
2, so that low calorie waste water 11 is preheated to about 20 DEG C to tap water by the first water-water heat exchanger 2.From the first water-water heat exchanger 2
Low calorie waste water out connects the evaporator end 31 of three heat pumps 3a, 3b, the 3c with branch respectively, i.e. three heat pump 3a, 3b,
The evaporator end 31 of 3c is parallel connection, respectively absorbs heat from low calorie waste water 11, used low by heat pump 3a, 3b, 3c
Thermal energy waste water 11 is collected to downcomer discharge.20 DEG C of tap water is pre-heated to followed by three heat pumps 3a, 3b, the 3c
Heat exchange end 34 makes tap water by three heat pump 3a, 3b, 3c stepped heatings to 44 DEG C.Specifically, when being pre-heated to 20 DEG C
Tap water after heat pump 3a processing, temperature is improved to 28 DEG C；Again after heat pump 3b processing, temperature is improved to 36 DEG C or so；Most
After heat pump 3c processing, temperature rises to 44 DEG C, and 44 DEG C of tap water is collected to aqua storage tank 6, is used for resident family's bathing.
The operation principle of heat pump, reference can be made to shown in Fig. 2.Heat pump include evaporator end 31, compressor, heat exchanger end 34,
Compressor 32, expansion valve 33.Wherein evaporator end 31 includes evaporator, and the heat-transfer working medium of low-temp low-pressure is housed in evaporator, is steamed
Hair device end 31 also includes the cavity or pipeline that hot transmission is flowed through and carried out with evaporator transfer working medium in heat for low calorie waste water 11, should
When low calorie waste water 11 enters the cavity or pipeline, heat-transfer working medium is transferred heat to, heat-transfer working medium heat absorption heating becomes low pressure
Steam, low-pressure steam are compressed into pressure high temperature hot gas through compressor 32, and pressure high temperature hot gas enters heat exchanger end 34.Heat exchange
Device end 34 includes condenser, which enters condenser, be additionally provided with around condenser flowed through for tap water and with it is cold
High pressure-temperature steam in condenser carries out the cavity or pipeline of hot transmission, and tap water enters in this cavity or pipeline absorptive condenser
The thermal energy of the steam of high temperature and pressure, tap water are heated.Meanwhile the steam of heat-transfer working medium is condensed into highly pressurised liquid because of heat release,
At low temperature and low pressure liquid after the expanded valve of highly pressurised liquid, it is again introduced into the heat that evaporator end 31 absorbs the low calorie waste water 11,
So recycled.In this process, the heat of low calorie waste water 11 is transferred to the higher tap water of temperature, makes tap water
It is warming up to and uses required temperature.Tap water amounts to temperature raising 4 times by the first water-water heat exchanger 2, the second heat pump group 3 successively.
Second hot applying unit 70, including water-alcohol heat exchanger 7 and alcohol-air heat exchanger 8, the second low calorie waste pipe are defeated
Go out low calorie waste water 12 and enter the water-alcohol heat exchanger 7, the alcohol flowed through in the water-alcohol heat exchanger 7 absorbs the heat of low calorie waste water 12
It is warmed after amount, the alcohol of heating enters alcohol-air heat exchanger 8, and alcohol-air heat exchanger 8 is absorbed from the Cryogenic air of external world's sucking
The heat of high temperature alcohol, air themperature rise to 2 DEG C or more by subzero, export to the well head of mine, prevent well head from freezing.
The hot applying unit 90 of third, including the second water-water heat exchanger 9, the second heat pump group 10 and heating return pipe, heating are returned
Water pipe supplies heating return water 17.The second heat pump group 10 includes three heat pumps, i.e. heat pump 10a, heat pump 10b, heat pump 10c, each heat
It includes evaporator end and heat exchanger end (illustrating referring to Fig. 2 and principle above) to pump 10a, 10b, 10c.It is changed from the water-alcohol
The low calorie waste water 12 and heating return water 17 that hot device 7 comes out input second water-water heat exchanger 9 first, useless using low calorie
Water 12 preheats heating return water 17.The low calorie waste water 12 come out from second water-water heat exchanger 9 connects this three with branch
The evaporator end of the evaporator end of heat pump 10a, 10b, 10c, i.e., three heat pumps 10a, 10b, 10c is parallel connection, respectively from low
Heat is absorbed in thermal energy waste water 12, downcomer discharge is collected to by the low calorie waste water 12 after heat pump 10a, 10b, 10c use.Quilt
Pre-warmed heating return water 17 then followed by the heat exchange end of three heat pumps 10a, 10b, the 10c, makes heating return water 17 by this
Three heat pump 10a, 10b, 10c stepped heatings are to 50 DEG C or so, for resident family's indoor heating.Specifically, the heating return water 17 is successively
Temperature raising 4 times is amounted to by the second water-water heat exchanger 9, the second heat pump group 10.
As shown in Figure 1, when the too low air temperature at northern mining area night, it is possibly used for the heat demand meeting of wellhead anti-freezing
It increases.At this point, using the heating return water 17 being warmed and air heat exchange, the output temperature higher air of any is used for well
Mouth is antifreeze.As described in Figure 1, on the pipeline of the second heat pump group 10 treated heating return water 17, a water-air is connected side by side
Heat exchanger 13, the air heated are used for wellhead anti-freezing.
As shown in Figure 1, the hot applying unit of the first hot applying unit 20, the second hot applying unit 70, third 90 respectively includes
First data processing module, the second data processing module, third data processing module and several instrument, instrument include flowmeter
14, pressure gauge 15 and thermometer 16 are passing in and out each heat exchanger for monitoring tap water, heating return water 17, low calorie waste water 11,12
Front and back, each heat pump of disengaging front and back, air enter the data such as flow, pressure and temperature before and after heat exchanger, and be reported to
Control system.Flow of the control system according to monitoring, pressure and temperature data, to the stream of the first, second equal low calories waste pipe
Amount distribution carries out coordinated allocation, and motor/power of motor of each heat pump, heat exchanger is adjusted, to reach the work for adjusting temperature
With meeting the requirement of bathing, heating, antifreeze etc., ensure the orderly function of a whole set of heating system.
Embodiment 2
Shown in Figure 3, difference lies in by the first water-water heat exchanger 7 and the second water-water with embodiment 1 for embodiment 2
Heat exchanger 9 is changed to the thermal energy waste water 11 exported respectively with the first low calorie waste pipe, the thermal energy of the second low calorie waste pipe output
Waste water 12 is relationship arranged side by side.In other words, thermal energy waste water 11 is allowed with a branch to be connected to the first water-water heat exchanger 7, thermal energy useless
Water 12 is connected to the second water-water heat exchanger 9 with a branch.So, it is ensured that the thermal energy waste water of the first low calorie waste pipe output
11 and second low calorie waste pipe output thermal energy waste water 12 enter the first heat pump group 3, the second heat pump group 10 when, with thermo-compression evaporation
There is the temperature difference big as possible between the low-temp low-pressure heat-transfer working medium at device end, to improve the heat transfer efficiency with heat-transfer working medium, thus carry
The working efficiency of high heat pump.
Embodiment 3
Embodiment 3 is differed only in embodiment 1, and the first water-water heat exchanger 7 and the second water-water heat exchanger 9 are replaced
For heat pump, similarly, the heat exported respectively with the thermal energy waste water 11 of the first low calorie waste pipe output, the second low calorie waste pipe
Energy waste water 12 is relationship arranged side by side, i.e., thermal energy waste water 11, thermal energy waste water 12 are connected to each heat pump with a branch, that is, omit
Water-water heat exchanger.
Embodiment 4
Embodiment 4 is differed only in embodiment 1, on the basis of embodiment 1, by low calorie waste water feeding mechanism 1
Water outlet be divided into the first, second, third low calorie waste pipe and export thermal energy waste water outward, the low-heat of the first thermal energy waste pipe supply
Energy waste water 11 supplies the first hot applying unit 20, the low calorie waste water 12 of the second thermal energy waste pipe supply supplies the second heat using single
Member 70, third thermal energy waste pipe are supplied to the hot applying unit of third 90.In other words, low calorie waste water feeding mechanism 1 is collected
Bath wastewater or swallet, first by the second hot applying unit 70 7 use of water-alcohol exchanger after do not entered back into third heat
Applying unit 90, and it is directly applied to the hot applying unit 90 of third, it heats up heating return water 17 for resident family's indoor heating.By
This, the temperature of the low calorie waste water of the hot applying unit of third 90 is inputted by holding, is improved low with low temperature in third heat pump group 10
The temperature difference between heat-transfer working medium is pressed, to improve the heat transfer efficiency with heat-transfer working medium, thus improves the work effect of third heat pump group 10
Rate.
It should be noted that the above various embodiments in the case that ensure it is enforceable can arbitrarily combine, as long as meeting this hair
Bright basic conception and the various assembled schemes that can reach preferable technique effect, are within the scope of the invention.Therefore,
Technical scheme of the present invention is not limited with specific embodiment.
Claims (10)
1. a kind of mining area heating system of multi-energy complementation, which is characterized in that including：
Low calorie waste water feeding mechanism is collected comprising the low calorie waste water including bath wastewater and swallet and passes through low calorie
Waste pipe exports outward, which includes the first low calorie waste pipe and the second low calorie waste pipe；
Each heat pump of first hot applying unit, including the first heat pump group and tap water water source, the first heat pump group includes evaporation
Device end and heat exchanger end；The water of the first low calorie waste pipe is connected to each heat pump of the first heat pump group with branch respectively
Evaporator end；The heat exchanger end of the tap water of the tap water water source supply each heat pump Jing Guo the first heat pump group successively, makes
Tap water is by stepped heating to predetermined temperature；
Second hot applying unit, including water-alcohol heat exchanger and alcohol-air heat exchanger, the low calorie waste water feeding mechanism pass through
For two low calorie waste pipes to the water-alcohol heat exchanger supply low calorie waste water, the alcohol in the water-alcohol heat exchanger absorbs low calorie waste water
Heat become hot alcohol, hot alcohol is heated air by the alcohol-air heat exchanger, and the air heated is prevented for the well head of mine
Freeze.
2. the mining area heating system of multi-energy complementation according to claim 1, which is characterized in that further include third heat application
Unit, the hot applying unit of the third include the second heat pump group and heating return pipe, which supplies heating return water；This
Each heat pump of two heat pump groups includes evaporator end and heat exchanger end；From the water-alcohol heat exchanger come out low calorie waste water with
Branch is respectively connected to the evaporator end of each heat pump of the second heat pump group；The heat exchanger end of each heat pump of the second heat pump group
It connects with the heating return pipe, which behind the heat exchanger end of each heat pump of the second heat pump group, makes to adopt successively
Warm return water is by stepped heating to predetermined temperature.
3. the mining area heating system of multi-energy complementation according to claim 1, which is characterized in that the low calorie waste pipe is also
Including third low calorie waste pipe, which further comprises that the hot applying unit of third, the hot applying unit of the third include second
Heat pump group and heating return pipe, the heating return pipe supply heating return water；Each heat pump of the second heat pump group includes evaporator
End and heat exchanger end；The low calorie waste water of the third low calorie waste pipe is connected to each of the second heat pump group with branch respectively
The evaporator end of heat pump；The heat exchanger end of each heat pump of the second heat pump group is connected with the heating return pipe, the heating return water
Successively behind the heat exchanger end of each heat pump of the second heat pump group, make heating return water by stepped heating to predetermined temperature.
4. the mining area heating system of multi-energy complementation according to claim 1, which is characterized in that the first hot applying unit
Further include water-water heat exchanger, which connects the tap water water source, and it is useless that the other end connects first low calorie
Water pipe makes the tap water of the tap water water source supply first pass around the water-water heat exchanger and is preheated, then again followed by this
Each heat pump of first heat pump group.
5. the mining area heating system of multi-energy complementation according to claim 3, which is characterized in that the hot applying unit of the third
Further include water-water heat exchanger, which connects the heating return pipe, and it is useless that the other end connects the third low calorie
Water pipe makes the water of the heat collector recovery tube first pass around the water-water heat exchanger and is preheated, then again followed by second heat
Each heat pump of pump group.
6. the mining area heating system of multi-energy complementation according to claim 2 or 3, which is characterized in that the first heat application
First heat pump group of unit includes 2 or more heat pumps；Second heat pump group of the hot applying unit of the third includes 2 or more heat
Pump.
7. the mining area heating system of multi-energy complementation according to claim 1, which is characterized in that the first hot applying unit
Including 1 water-water heat exchanger and 3 heat pumps, the low calorie waste water of the first low calorie waste pipe first flows through the water-water heat exchange
Device preheats the tap water for entering the water-water heat exchanger, and the low calorie waste water come out from the water-water heat exchanger is respectively with branch
Connect the evaporator end of 3 heat pumps；The tap water being preheated passes through the heat exchange end of 3 heat pumps successively again；By this 3
A heat pump extracts the heat for the low calorie waste water for flowing through the water-water heat exchanger respectively, and predetermined temperature is repeatedly warming up to tap water.
8. the mining area heating system of multi-energy complementation according to claim 1, which is characterized in that the hot applying unit of the third
Including 1 water-water heat exchanger and 3 heat pumps, the low calorie waste water come out from the water-alcohol heat exchanger first flows through the water-respectively
Water- to-water heat exchanger preheats the heating return water for entering the water-water heat exchanger, the low calorie waste water come out from the water-water heat exchanger point
The evaporator end of 3 heat pumps is not connected with a branch；The heating return water being preheated passes through the heat of 3 heat pumps successively again
Exchange end；Extract the heat for the low calorie waste water for flowing through the water-water heat exchanger respectively by 3 heat pumps, it is more to heating return water
It is secondary to be warming up to predetermined temperature.
9. a kind of mining area heating system of multi-energy complementation, which is characterized in that including：
Low calorie waste water feeding mechanism collects the low calorie waste water including bath wastewater and swallet and passes through low calorie waste water
Pipe output outward, the low calorie waste pipe include the first low calorie waste pipe and the second low calorie waste pipe；
First hot applying unit, including the first water-water heat exchanger, the first heat pump group and tap water water source, the first heat pump group packet
Containing 3 heat pumps, each heat pump includes evaporator end and heat exchanger end；The first low calorie waste pipe and tap water water source are equal
It is connected to first water-water heat exchanger, so that low calorie waste water is preheated tap water by the first water-water heat exchanger；From this
The low calorie waste water that one water-water heat exchanger comes out connects the evaporator end of 3 heat pumps with branch respectively, is preheated originally
Water makes pre-warmed tap water be warming up to predetermined temperature by 3 heat pump accumulations followed by the heat exchange end of 3 heat pumps；
Second hot applying unit, including water-alcohol heat exchanger and alcohol-air heat exchanger, the low calorie waste water feeding mechanism pass through
For two low calorie waste pipes to the water-alcohol heat exchanger supply low calorie waste water, the alcohol in the water-alcohol heat exchanger absorbs low calorie waste water
Heat become hot alcohol, hot alcohol is heated air by the alcohol-air heat exchanger, and the air heated is prevented for the well head of mine
Freeze；
The hot applying unit of third, including the second water-water heat exchanger, the second heat pump group and heating return pipe, the supply of heating return pipe
Heating return water, the second heat pump group include 3 heat pumps, and each heat pump includes evaporator end and heat exchanger end；It is changed from the water-alcohol
The low calorie waste water and heating return water that hot device comes out input second water-water heat exchanger, are returned heating using low calorie waste water
Water preheats；The low calorie waste water come out from second water-water heat exchanger connects the evaporator of 3 heat pumps with branch respectively
End, the heating return water being preheated make pre-warmed heating return water by 3 heat pumps followed by the heat exchange end of 3 heat pumps
Accumulation is warming up to predetermined temperature.
10. the mining area heating system of multi-energy complementation according to claim 9, which is characterized in that the third heat application
Unit further includes a water-air heat exchanger, and the water-air heat exchanger utilizes 3 heat pumps from the hot applying unit of the third
Heating return water out heats the air for entering the water-air heat exchanger, and the air heated is used for the well head of mine
It is antifreeze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810571987.0A CN108758778B (en) | 2018-06-04 | 2018-06-04 | Multi-energy complementary mine area heat supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810571987.0A CN108758778B (en) | 2018-06-04 | 2018-06-04 | Multi-energy complementary mine area heat supply system |
Publications (2)
| Publication Number | Publication Date |
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| CN108758778A true CN108758778A (en) | 2018-11-06 |
| CN108758778B CN108758778B (en) | 2021-04-27 |
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ID=63999779
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810571987.0A Active CN108758778B (en) | 2018-06-04 | 2018-06-04 | Multi-energy complementary mine area heat supply system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2023977B1 (en) * | 2019-10-08 | 2021-06-01 | Solar Energy Booster B V | Thermal system. |
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| CN201460813U (en) * | 2009-05-13 | 2010-05-12 | 鹿松年 | Wellhead anti-freezing heating system by using mine water residual heat to supply heat |
| CN202158688U (en) * | 2010-07-30 | 2012-03-07 | 山东同方能源工程技术有限公司 | Heating and cooling system by means of mine inflow waste heat in industrial and mining enterprises |
| CN202452593U (en) * | 2012-01-16 | 2012-09-26 | 王林芝 | Automatic hot water supply system capable of collecting solar energy to supply each household |
| KR20130043839A (en) * | 2011-10-21 | 2013-05-02 | 배희봉 | An non-freezing hot-water generating device preventing a low temperature evaporation |
| CN104315583A (en) * | 2014-09-23 | 2015-01-28 | 大连葆光节能空调设备厂 | Energy-saving heat supply system for reducing heat supply return water temperature and recovering city waste heat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201460813U (en) * | 2009-05-13 | 2010-05-12 | 鹿松年 | Wellhead anti-freezing heating system by using mine water residual heat to supply heat |
| CN202158688U (en) * | 2010-07-30 | 2012-03-07 | 山东同方能源工程技术有限公司 | Heating and cooling system by means of mine inflow waste heat in industrial and mining enterprises |
| KR20130043839A (en) * | 2011-10-21 | 2013-05-02 | 배희봉 | An non-freezing hot-water generating device preventing a low temperature evaporation |
| CN202452593U (en) * | 2012-01-16 | 2012-09-26 | 王林芝 | Automatic hot water supply system capable of collecting solar energy to supply each household |
| CN104315583A (en) * | 2014-09-23 | 2015-01-28 | 大连葆光节能空调设备厂 | Energy-saving heat supply system for reducing heat supply return water temperature and recovering city waste heat |
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| NL2023977B1 (en) * | 2019-10-08 | 2021-06-01 | Solar Energy Booster B V | Thermal system. |
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| CN108758778B (en) | 2021-04-27 |
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