CN206207533U - A kind of energy-saving heat storage and heat supply system - Google Patents
A kind of energy-saving heat storage and heat supply system Download PDFInfo
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- CN206207533U CN206207533U CN201621298349.9U CN201621298349U CN206207533U CN 206207533 U CN206207533 U CN 206207533U CN 201621298349 U CN201621298349 U CN 201621298349U CN 206207533 U CN206207533 U CN 206207533U
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- 238000005338 heat storage Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 142
- 238000010438 heat treatment Methods 0.000 claims abstract description 68
- 238000009825 accumulation Methods 0.000 claims abstract description 46
- 239000000498 cooling water Substances 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 33
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000003303 reheating Methods 0.000 claims description 15
- 239000008400 supply water Substances 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 8
- 238000010792 warming Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000010025 steaming Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 230000005619 thermoelectricity Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a kind of energy-saving heat storage and heat supply system, the system includes boiler, high pressure cylinder, low pressure (LP) cylinder, condenser, turbine heat pump, heat exchangers for district heating, cooling tower, water circulating pump, heat supply network water pump, accumulation of heat water pot, steam input pipe, heat exchangers for district heating coagulates water out, heat supply network return pipe, heat supply network feed pipe, accumulation of heat water inlet pipe, accumulation of heat outlet pipe, first valve and the second valve, boiler is connected with high pressure cylinder, high pressure cylinder is connected with low pressure (LP) cylinder, the outlet of low pressure (LP) cylinder is connected with the exhaust steam entrance of condenser, the cooling water outlet of cooling tower is connected with the water inlet of condenser, the delivery port of condenser is connected with the cooling water water inlet of cooling tower；The entrance of water circulating pump is connected on the pipeline between the delivery port of condenser and the cooling water water inlet of cooling tower；The outlet of water circulating pump is connected with the first thermal source inlet of turbine heat pump, and the first thermal source outlet of turbine heat pump is connected on the pipeline between the cooling water outlet of cooling tower and the water inlet of condenser.
Description
Technical field
The utility model is related to power industry thermoelectricity unit technical field of comprehensive utilization, and in particular to one kind can be used to reclaim
Electric power plant circulating water waste heat, carries out hot net water storage, heat release, improves power plants generating electricity, heating peak ability and thermoelectricity unit flexibility
Energy-saving heat storage and heat supply system.
Background technology
Power industry is the main energy sources supplier of national economy, has to national economic development and the life of the people and weighs very much
The influence wanted.Since 2000, China's economic enters the high-speed developing period, and electricity shortage situation is serious.Therefore, country is to electric power
Industry increases input always, promotes it to develop, and the installed capacity of China's power industry is presented the situation of rapid growth.
Used as the thermoelectricity of " three Norths " area main force power supply, the ratio of coal-fired thermal power is higher, to ensure people's livelihood heat demand, heat
Is produced from Electricity Federation will also be continued to increase.Heating period peak regulation is difficult in the winter time for steam power plant, and peaking power source construction condition is limited, flexibility power supply
Still shortage, it is impossible to carry out depth peak regulation.
During the operating mode that heats in the winter time, the steam that traditional cogeneration of heat and power type thermal power plant produces after generating, by steam turbine
Directly draw gas and heat supply network backwater is heated to Heating Design temperature by heat exchangers for district heating, the heat release in heat exchangers for district heating of drawing gas,
Boiler is returned after being condensed into aqueous water.Meanwhile, the exhaust steam of steam turbine is condensed as aqueous water, heated, deoxygenation in condenser
Boiler generation steam is returned afterwards, and exhaust steam in steam turbine can discharge big calorimetric during condenser is condensed.In traditional system, coagulate
Vapour device cooling water absorbs exhaust steam condensation heat, and this partial heat is discharged into atmospheric environment eventually through cooling tower.Cooling water
In contain substantial amounts of low grade heat energy, fail to be utilized effectively.
The content of the invention
The purpose of this utility model is to provide a kind of simple and reasonable energy-saving heat storage and heat supply system, and the system can
For reclaiming electric power plant circulating water waste heat, energy-output ratio is reduced.There are the period of surplus, the rich heat of storage in peak regulation；In peak regulation
The difficult period, heat supply is carried out by the heat in heat-storing device, reduce heat supply and force and exerts oneself, realize thermoelectricity decoupling operation, can be with
Lifting fired power generating unit flexibility, effectively improves the peak modulation capacity during system heat supply, it is to avoid occur heating during peak regulation and draw gas
Not enough problem.When unit operation occurs accident, hold over system can also at any time be incorporated to heating network operation, it is ensured that heating is negative
Lotus.Meet national energy-saving emission reduction policy, with fine social benefit, environmental benefit and preferable economic benefit.
To achieve the above object, energy-saving heat storage and heat supply system described in the utility model includes boiler, high pressure cylinder, low
Cylinder pressure, condenser, turbine heat pump, heat exchangers for district heating, cooling tower, water circulating pump, heat supply network water pump, accumulation of heat water pot, steam input pipe,
Heat exchangers for district heating coagulates water out, heat supply network return pipe, heat supply network feed pipe, accumulation of heat water inlet pipe, accumulation of heat outlet pipe, the first valve and second
Valve, described boiler is connected with high pressure cylinder, and high pressure cylinder is connected with low pressure (LP) cylinder, and the high-temperature steam of boiler discharge is high in entering
Cylinder pressure and low pressure (LP) cylinder do work, and the outlet of low pressure (LP) cylinder is connected with the exhaust steam entrance of condenser, and the exhaust steam of low pressure (LP) cylinder discharge passes through condensing
The exhaust steam entrance of device enters condenser and the exothermic condensation inside condenser, and the condensed water of formation passes through the solidifying water out of condenser
Discharge；The cooling water outlet of cooling tower is connected with the water inlet of condenser, the delivery port of condenser and the cooling water of cooling tower
Water inlet is connected；Cooling water in cooling tower enters condenser by the water inlet of condenser, into condenser cooling water with
Into the exhaust steam heat exchange inside condenser, the heat of exhaust steam condensation release is absorbed, absorb the part in the cooling water after heat
Cooling tower is entered by the delivery port of condenser and the cooling water water inlet of cooling tower；The entrance of water circulating pump is connected to condenser
Delivery port and the cooling water water inlet of cooling tower between pipeline on；The outlet of water circulating pump and the first thermal source of turbine heat pump
Entrance is connected, and the first thermal source outlet of turbine heat pump is connected between the cooling water outlet of cooling tower and the water inlet of condenser
Pipeline on；Another part in cooling water after absorbing heat in condenser passes through the first of water circulating pump and turbine heat pump
Thermal source inlet enters turbine heat pump, for turbine heat pump provides low level heat energy；The first thermal source that water after heat exchange passes through turbine heat pump
Outlet is discharged and flows into the water inlet of condenser；Main steam line between one end of steam input pipe and boiler and high pressure cylinder
Connection, the other end of steam input pipe is connected with the Secondary Heat Source entrance of turbine heat pump, and the high temperature extracted by main steam line steams
Vapour enters turbine heat pump by the Secondary Heat Source entrance of steam input pipe and turbine heat pump, for turbine heat pump provides driving steam,
The Secondary Heat Source outlet of turbine heat pump is connected with the heated inlet of heat exchangers for district heating, drives steam expansion work in turbine heat pump
The exhaust for producing afterwards is exported by the Secondary Heat Source of turbine heat pump and the heated inlet of heat exchangers for district heating enters heat exchangers for district heating, arranges
The solidifying water that gas is formed after heat release in heat exchangers for district heating is discharged by the solidifying water out of heat exchangers for district heating；Heat supply network return pipe and hot net water
The entrance connection of pump, the outlet of heat supply network water pump is connected with a heated inlet of turbine heat pump, and the once heating of turbine heat pump goes out
Mouth is connected with the reheating entrance of heat exchangers for district heating, and the reheating outlet of heat exchangers for district heating is connected with heat supply network feed pipe；Heat
Net backwater enters turbine heat pump by a heated inlet of heat supply network return pipe, the entrance of heat supply network water pump and turbine heat pump, saturating
After being heated in flat heat pump, heat supply network is entered by a heating exit of turbine heat pump and the reheating entrance of heat exchangers for district heating
Heater, by reheating in heat exchangers for district heating, after being warming up to supply water temperature, is exported by the reheating of heat exchangers for district heating
Heat supply is flowed out with heat supply network feed pipe；One end of accumulation of heat water inlet pipe is connected to heat supply network feed pipe and goes out with the reheating of heat exchangers for district heating
Between mouthful；The other end of accumulation of heat water inlet pipe is connected with the entrance of the first valve；The outlet of the first valve and the entrance of accumulation of heat water pot
Connection；The outlet of accumulation of heat water pot is connected with the entrance of the second valve, and the outlet of the second valve is connected to heat by accumulation of heat outlet pipe
Between the entrance of net return pipe and heat supply network water pump.
Preferably, steam input pipe is also connected with the high pressure cylinder of high pressure cylinder, the height extracted by the high pressure cylinder of high pressure cylinder
Warm steam enters turbine heat pump by the Secondary Heat Source entrance of steam input pipe and turbine heat pump, is steamed for turbine heat pump provides driving
Vapour.
It is further preferred that energy-saving heat storage and heat supply system described in the utility model also includes heat release water inlet pipe, the 3rd
Valve, the 4th valve and booster pump, the 3rd valve, the 4th valve and booster pump are connected on heat release water inlet pipe, the 3rd valve
Entrance is connected on accumulation of heat outlet pipe, and the entrance of the outlet connection booster pump of the 3rd valve, the outlet of booster pump connects the 4th valve
The entrance of door, the outlet of the 4th valve is connected on the pipeline between the outlet of accumulation of heat water pot and the entrance of the second valve.
It is further preferred that energy-saving heat storage and heat supply system described in the utility model also includes that the 5th valve and heat release go out
Water pipe, the 5th valve is connected on heat release outlet pipe, and the entrance of the 5th valve is connected to outlet and the accumulation of heat water pot of the first valve
Entrance between pipeline on, the outlet of the 5th valve is connected by heat release outlet pipe with the entrance of heat supply network water pump.
The utility model has the following advantages that：Energy-saving heat storage and heat supply system described in the utility model and prior art phase
Than having the period of surplus, the rich heat of storage in peak regulation；In the peak regulation difficulty period, supplied by the heat in heat-storing device
Heat, reduction heat supply is forced exerts oneself, and realizes thermoelectricity decoupling operation, can lift fired power generating unit flexibility, effectively improves system confession
Peak modulation capacity during heat, it is to avoid occur during peak regulation heating draw gas deficiency problem.When there is accident in unit operation,
Hold over system can also at any time be incorporated to heating network operation, it is ensured that heat load.Meet national energy-saving emission reduction policy, with fine society
Benefit, environmental benefit and preferable economic benefit.
Brief description of the drawings
Fig. 1 is the structural representation of energy-saving heat storage and heat supply system described in the utility model.
Specific embodiment
Following examples are used to illustrate the utility model, but are not limited to scope of the present utility model.
As shown in figure 1, energy-saving heat storage and heat supply system described in the utility model includes boiler 1, high pressure cylinder 2, low pressure
Cylinder 3, condenser 4, turbine heat pump 5, heat exchangers for district heating 6, cooling tower 7, water circulating pump 8, heat supply network water pump 9, accumulation of heat water pot 10, steam
The solidifying water out b of input pipe a, heat exchangers for district heating, heat supply network return pipe c, heat supply network feed pipe d, accumulation of heat water inlet pipe e, accumulation of heat outlet pipe f,
First valve 11 and the second valve 12, described boiler 1 are connected with high pressure cylinder 2, and high pressure cylinder 2 is connected with low pressure (LP) cylinder 3, boiler
The high-temperature steam of 1 discharge enters high pressure cylinder 2 and low pressure (LP) cylinder 3 does work, and the outlet of low pressure (LP) cylinder 3 connects with the exhaust steam entrance of condenser 4
Connect, the exhaust steam of the discharge of low pressure (LP) cylinder 3 enters condenser 4 and in the inside exothermic condensation of condenser 4 by the exhaust steam entrance of condenser 4,
The condensed water of formation is discharged by the solidifying water out of condenser 4；The cooling water outlet of cooling tower 7 and the water inlet of condenser 4
Connection, the delivery port of condenser 4 is connected with the cooling water water inlet of cooling tower 7；Cooling water in cooling tower 7 passes through condenser 4
Water inlet enter condenser 4, into condenser 4 cooling water with enter condenser 4 inside exhaust steam heat exchange, absorption exhaust steam it is cold
The heat of solidifying release, absorbs the part in the cooling water after heat by the delivery port of condenser 4 and the cooling water of cooling tower 7
Water inlet enters cooling tower 7；The entrance of water circulating pump 8 is connected to the delivery port of condenser 4 and the cooling water water inlet of cooling tower 7
Between pipeline on；The outlet of water circulating pump 8 is connected with the first thermal source inlet of turbine heat pump 5, the first thermal source of turbine heat pump 5
Outlet is connected on the pipeline between the water inlet of the cooling water outlet of cooling tower 7 and condenser 4；Absorbed in condenser 4
Another part in cooling water after heat enters turbine heat pump by the first thermal source inlet of water circulating pump 8 and turbine heat pump 5
5, it is that turbine heat pump 5 provides low level heat energy；Water after heat exchange is discharged by the first thermal source outlet of turbine heat pump 5 and flows into condensing
The water inlet of device 4；One end of steam input pipe a and the main steam line between boiler 1 and high pressure cylinder 2 are connected, steam input
The other end of pipe a is connected with the Secondary Heat Source entrance of turbine heat pump 5, and the high-temperature steam extracted by main steam line is defeated by steam
The Secondary Heat Source entrance for entering pipe a and turbine heat pump 5 enters turbine heat pump 5, is that turbine heat pump 5 provides driving steam, turbine heat pump 5
Secondary Heat Source outlet be connected with the heated inlet of heat exchangers for district heating 6, driving steam produced after expansion work in turbine heat pump 5
Exhaust exported by the Secondary Heat Source of turbine heat pump 5 and the heated inlet of heat exchangers for district heating 6 enters heat exchangers for district heating 6, exhaust
The solidifying water formed after heat release in heat exchangers for district heating 6 is discharged by the solidifying water out b of heat exchangers for district heating；Heat supply network return pipe c and heat supply network
The entrance connection of water pump 9, the outlet of heat supply network water pump 9 is connected with a heated inlet of turbine heat pump 5, and turbine heat pump 5 is once
Heating exit is connected with the reheating entrance of heat exchangers for district heating 6, reheating outlet and the heat supply network feed pipe of heat exchangers for district heating 6
D is connected；Heat supply network backwater enters saturating by a heated inlet of heat supply network return pipe c, the entrance of heat supply network water pump 9 and turbine heat pump 5
Flat heat pump 5, after being heated in the turbine heat pump 5, by the secondary of a heating exit of turbine heat pump 5 and heat exchangers for district heating 6
Heated inlet enters heat exchangers for district heating 6, by reheating in heat exchangers for district heating 6, after being warming up to supply water temperature, by heat supply network plus
The reheating outlet of hot device 6 and heat supply network feed pipe d flow out heat supply；One end of accumulation of heat water inlet pipe e be connected to heat supply network feed pipe d with
Between the reheating outlet of heat exchangers for district heating 6；The other end of accumulation of heat water inlet pipe e is connected with the entrance of the first valve 11；First
The outlet of valve 11 is connected with the entrance of accumulation of heat water pot 10；The outlet of accumulation of heat water pot 10 is connected with the entrance of the second valve 12, the
The outlet of two valves 12 is connected between the entrance of heat supply network return pipe c and heat supply network water pump 9 by accumulation of heat outlet pipe f.
Preferably, high pressure cylinders of the steam input pipe a also with high pressure cylinder 2 is connected, and is extracted by the high pressure cylinder of high pressure cylinder 2
High-temperature steam enters turbine heat pump 5 by the Secondary Heat Source entrance of steam input pipe a and turbine heat pump 5, is that turbine heat pump 5 is provided
Drive steam.
It is further preferred that energy-saving heat storage and heat supply system described in the utility model also includes heat release water inlet pipe h, the 3rd
Valve 13, the 4th valve 14 and booster pump 16, the 3rd valve 13, the 4th valve 14 and booster pump 16 are connected on heat release water inlet pipe h
On, the entrance of the 3rd valve 13 is connected on accumulation of heat outlet pipe f, the entrance of the outlet connection booster pump 16 of the 3rd valve 13, is increased
The entrance of outlet the 4th valve 14 of connection of press pump 16, the outlet of the 4th valve 14 is connected to the outlet and second of accumulation of heat water pot 10
On pipeline between the entrance of valve 12.
It is further preferred that energy-saving heat storage and heat supply system described in the utility model also includes the 5th valve 15 and heat release
Outlet pipe i, the 5th valve 15 is connected on heat release outlet pipe i, and the entrance of the 5th valve 15 is connected to the outlet of the first valve 11
And on the pipeline between the entrance of accumulation of heat water pot 10, outlet the entering by heat release outlet pipe i and heat supply network water pump 9 of the 5th valve 15
Mouth connection.
Energy-saving heat storage and heat supply system described in the utility model extracts one from main steam or high pressure cylinder extraction line
Divide high-temperature steam, as the driving steam of turbine source pump.Steam is driven by after heat pump acting, being vented in heat exchangers for district heating
In exchanged heat, solidifying water outflow is formed after condensation heat release, condensation liberated heat is used to heat a heat supply network backwater.Turbine heat pump
With the waste heat in recirculated cooling water as low level heat energy, a heat supply network backwater is heated.A recirculated water part is carried out cold by cooling tower
But, another part is cooled down by heat pump, and heat supply network backwater sequentially passes through heat pump and heat exchangers for district heating is exchanged heat twice, is added
Flowed out after heat to supply water temperature.
On the basis of ensureing that unit generation in the daytime and heating are normal, increase the amount of drawing gas and enter the quantity of circulating water of heat pump,
A part of hot net water is additionally heated, and is led in accumulation of heat water pot from water supply side and is stored.In the power consumption ebb period at night,
Unit carries out depth peak regulation, while the heat supply network that the hot water in accumulation of heat water pot is fed directly to heat supply network water main pipe or return pipe is followed
Before ring pump, by heat supply is carried out after heating again.
Specifically, energy-saving heat storage and heat supply system described in the utility model can realize that circulating water afterheat is reclaimed and heat
Net water stores, heat release, and circulating water afterheat recovery process and hot net water storage, heat release flow are described in detail separately below.
Circulating water afterheat recovery process：
From the main steam line out of boiler 1 or the high pressure cylinder of high pressure cylinder 2 extracts a part of high-temperature steam, by steaming
Vapour input pipe a enters turbine heat pump 5 as steam is driven, and expansion work final vacuum is carried out into heat exchangers for district heating 6 with hot net water
Heat exchange, the solidifying water after heat exchange is discharged by the solidifying water out b of heat exchangers for district heating.
The exhaust steam discharged after being done work in low pressure (LP) cylinder 3 enters condenser 4, is flowed out after being cooled to solidifying water.Recirculated cooling water
By after the heat exchange of condenser 4, a part of recirculated cooling water is cooled into cooling tower 7, and another part passes through as low level heat energy
After water circulating pump 8, exchanged heat in turbine heat pump 5.Recirculated cooling water is distinguished after cooling tower 7 and turbine heat pump 5 exchange heat
Condenser 4 is discharged and converges into be exchanged heat.
Heat supply network backwater into turbine heat pump 5 from heat supply network return pipe c by after heat supply network water pump 9, once being heated, Ran Houjin
Entering heat exchangers for district heating 6 carries out second heating, and heat supply is flowed out through heat supply network feed pipe d after being warming up to supply water temperature.
Hot net water stores, heat release flow：
Accumulation of heat flow：The valve 13 of booster pump 16 and the 3rd, the 4th valve 14 and the 5th valve 15 are closed, the first valve is opened
11 and second valve 12.A part of heat supply network is extracted out from heat supply network feed pipe d to supply water, accumulation of heat water pot 10 is entered by accumulation of heat water inlet pipe e
Accumulation of heat is carried out, original water at low temperature flow to heat supply network return pipe c automatically by accumulation of heat outlet pipe f in tank, complete accumulation of heat.
Exothermic process：The second valve 12 is closed, the 3rd valve 13 and the 4th valve 14 is opened, booster pump 16 is run, passed through
Heat supply network backwater is drawn and is partly into accumulation of heat water pot 10 by heat release water inlet pipe h, and the hot water in tank flows out automatically.If hot water temperature in tank
Degree reaches supply water temperature, and the first valve 11 is opened, and closes the 5th valve 15, and hot water is directly over accumulation of heat water inlet pipe e remittances in tank
Entering heat supply network feed pipe d carries out heat supply；If hot water temperature is less than supply water temperature, the first valve 11 is closed, open the 5th valve
15, hot water flow to the entrance of heat supply network water pump 9 automatically through heat release outlet pipe i in tank, passes sequentially through turbine heat pump 5 and heat exchangers for district heating 6
After being heated to supply water temperature, heat supply is carried out by heat supply network feed pipe d.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is to those skilled in the art apparent
's.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belonging to the utility model will
Seek the scope of protection.
Claims (4)
1. a kind of energy-saving heat storage and heat supply system, it is characterised in that the energy-saving heat storage and heat supply system includes boiler, mesohigh
Cylinder, low pressure (LP) cylinder, condenser, turbine heat pump, heat exchangers for district heating, cooling tower, water circulating pump, heat supply network water pump, accumulation of heat water pot, steam are defeated
Enter pipe, heat exchangers for district heating solidifying water out, heat supply network return pipe, heat supply network feed pipe, accumulation of heat water inlet pipe, accumulation of heat outlet pipe, the first valve
With the second valve, described boiler is connected with high pressure cylinder, and high pressure cylinder is connected with low pressure (LP) cylinder, and the high-temperature steam of boiler discharge enters
Enter high pressure cylinder and low pressure (LP) cylinder acting, the outlet of low pressure (LP) cylinder is connected with the exhaust steam entrance of condenser, and the exhaust steam of low pressure (LP) cylinder discharge is led to
The exhaust steam entrance for crossing condenser enters condenser and the exothermic condensation inside condenser, and the condensed water of formation is by the solidifying of condenser
Water out is discharged；The cooling water outlet of cooling tower is connected with the water inlet of condenser, delivery port and the cooling tower of condenser
Cooling water water inlet is connected；Cooling water in cooling tower enters condenser by the water inlet of condenser, into the cold of condenser
But water absorbs the heat of exhaust steam condensation release, in the cooling water after absorption heat with into the exhaust steam heat exchange inside condenser
A part enters cooling tower by the delivery port of condenser and the cooling water water inlet of cooling tower；The entrance of water circulating pump is connected to
On pipeline between the delivery port of condenser and the cooling water water inlet of cooling tower；The of the outlet of water circulating pump and turbine heat pump
One thermal source inlet is connected, and what the first thermal source outlet of turbine heat pump was connected to the cooling water outlet of cooling tower and condenser enters water
On pipeline between mouthful；Another part in cooling water after absorbing heat in condenser passes through water circulating pump and turbine heat pump
The first thermal source inlet enter turbine heat pump, for turbine heat pump provides low level heat energy；Water after heat exchange pass through turbine heat pump the
One thermal source outlet is discharged and flows into the water inlet of condenser；Main steaming between one end of steam input pipe and boiler and high pressure cylinder
Steam pipe road is connected, and the other end of steam input pipe is connected with the Secondary Heat Source entrance of turbine heat pump, is extracted by main steam line
High-temperature steam enters turbine heat pump by the Secondary Heat Source entrance of steam input pipe and turbine heat pump, for turbine heat pump provides driving
Steam, the Secondary Heat Source outlet of turbine heat pump is connected with the heated inlet of heat exchangers for district heating, drives steam swollen in turbine heat pump
The exhaust produced after swollen acting is exported by the Secondary Heat Source of turbine heat pump and the heated inlet of heat exchangers for district heating adds into heat supply network
Hot device, is vented the solidifying water formed after heat release in heat exchangers for district heating and is discharged by the solidifying water out of heat exchangers for district heating；Heat supply network return pipe
Entrance with heat supply network water pump is connected, and the outlet of heat supply network water pump is connected with a heated inlet of turbine heat pump, and the one of turbine heat pump
Secondary heating exit is connected with the reheating entrance of heat exchangers for district heating, reheating outlet and the heat supply network feed pipe of heat exchangers for district heating
Connection；Heat supply network backwater enters turbine heat by a heated inlet of heat supply network return pipe, the entrance of heat supply network water pump and turbine heat pump
Pump, after being heated in turbine heat pump, by a heating exit and the reheating entrance of heat exchangers for district heating of turbine heat pump
Into heat exchangers for district heating, by reheating in heat exchangers for district heating, after being warming up to supply water temperature, by the secondary of heat exchangers for district heating
Heating exit and the outflow heat supply of heat supply network feed pipe；One end of accumulation of heat water inlet pipe is connected to the two of heat supply network feed pipe and heat exchangers for district heating
Between secondary heating exit；The other end of accumulation of heat water inlet pipe is connected with the entrance of the first valve；The outlet of the first valve and accumulation of heat water
The entrance connection of tank；The outlet of accumulation of heat water pot is connected with the entrance of the second valve, and the outlet of the second valve passes through accumulation of heat outlet pipe
It is connected between the entrance of heat supply network return pipe and heat supply network water pump.
2. energy-saving heat storage and heat supply system as claimed in claim 1, it is characterised in that the steam input pipe also with mesohigh
The high pressure cylinder connection of cylinder, the high-temperature steam extracted by the high pressure cylinder of high pressure cylinder passes through the second of steam input pipe and turbine heat pump
Thermal source inlet enters turbine heat pump, for turbine heat pump provides driving steam.
3. energy-saving heat storage and heat supply system as claimed in claim 2, it is characterised in that also including heat release water inlet pipe, the 3rd valve
Door, the 4th valve and booster pump, the 3rd valve, the 4th valve and booster pump be connected on heat release water inlet pipe, and the 3rd valve enters
Mouth is connected on accumulation of heat outlet pipe, and the entrance of the outlet connection booster pump of the 3rd valve, the outlet of booster pump connects the 4th valve
Entrance, the outlet of the 4th valve is connected on the pipeline between the outlet of accumulation of heat water pot and the entrance of the second valve.
4. energy-saving heat storage and heat supply system as claimed in claim 3, it is characterised in that also including the 5th valve and heat release water outlet
Pipe, the 5th valve is connected on heat release outlet pipe, and the entrance of the 5th valve is connected to outlet and the accumulation of heat water pot of the first valve
On pipeline between entrance, the outlet of the 5th valve is connected by heat release outlet pipe with the entrance of heat supply network water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621298349.9U CN206207533U (en) | 2016-11-28 | 2016-11-28 | A kind of energy-saving heat storage and heat supply system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621298349.9U CN206207533U (en) | 2016-11-28 | 2016-11-28 | A kind of energy-saving heat storage and heat supply system |
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| CN206207533U true CN206207533U (en) | 2017-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765455A (en) * | 2016-11-28 | 2017-05-31 | 中能服能源科技股份有限公司 | A kind of energy-saving heat storage and heat supply system |
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2016
- 2016-11-28 CN CN201621298349.9U patent/CN206207533U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765455A (en) * | 2016-11-28 | 2017-05-31 | 中能服能源科技股份有限公司 | A kind of energy-saving heat storage and heat supply system |
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Address after: 100043, Beijing, Financial Street (Changan) center, building 1, 13, Shijingshan District Patentee after: CES ENERGY TECHNOLOGY Co.,Ltd. Address before: 100016 Beijing 1 Jiuxianqiao Chaoyang District ten neighborhood hospital Patentee before: CES ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20231121 Granted publication date: 20170531 |