CN209541174U - A kind of conduction oil energy storage heat-exchange system - Google Patents
A kind of conduction oil energy storage heat-exchange system Download PDFInfo
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- CN209541174U CN209541174U CN201822007466.0U CN201822007466U CN209541174U CN 209541174 U CN209541174 U CN 209541174U CN 201822007466 U CN201822007466 U CN 201822007466U CN 209541174 U CN209541174 U CN 209541174U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to conduction oil energy storage heat-exchange systems, including low temperature heat conduction oil tank, high-temperature heat-conductive oil tank, First Heat Exchanger, the second heat exchanger, the first low temperature thermal conductive oil pipeline, second low temperature thermal conductive oil pipeline, first high-temperature heat-conductive oil pipe line, the second high-temperature heat-conductive oil pipe line, high and low temperature heat conduction oil tank connecting pipeline；Low temperature heat conduction oil tank is connected by the first low temperature thermal conductive oil pipeline with First Heat Exchanger；First Heat Exchanger is connected by the first high-temperature heat-conductive oil pipe line with high-temperature heat-conductive oil tank；High-temperature heat-conductive oil tank is connected by the second high-temperature heat-conductive oil pipe line with the second heat exchanger；Second heat exchanger is connected by the second low temperature thermal conductive oil pipeline with low temperature heat conduction oil tank.It has many advantages, such as that reasonable in design, easy for operation, maintenance cost is low, automation and intelligentification degree is high, can effectively solve the problem that conduction oil energy storage technology in application process existing high maintenance cost, it is easy to aging rotten the defects of.
Description
Technical field
The utility model relates to energy storage technical field of heat exchange more particularly to a kind of conduction oil energy storage heat-exchange systems.
Background technique
During using energy source, temporally and spatially unmatched contradiction, energy storage skill are usually present between supply and demand
Art can solve energy supply and demand temporally and spatially unmatched contradiction, thus be the effective means for improving energy utilization rate.
Currently used energy storage field has wind energy thermal energy storage, solar heat storage, power peak regulation thermal energy storage and industry
Waste heat thermal energy storage.There are mainly three types of heat accumulation modes, sensible heat heat accumulation, latent heat heat accumulation (phase-change thermal storage) and thermal chemical reaction heat accumulation.
Sensible heat heat accumulation is the heat storage form carried out using the intrinsic thermal capacitance of material, and simply, technology is more mature, material source is rich
It is rich and low in cost, therefore the thermal energy storages such as chemical industry, metallurgy, heat is dynamic are widely used in conversion field, mainly there is silicon at present
Matter, magnesia fire-protecting wall, di-iron trioxide, cast iron and cast steel, water, conduction oil, sandstone etc. heat biggish substance, wherein the ratio of water
It is hot big, it is at low cost, it is mainly used for low temperature heat accumulation；The boiling point of conduction oil, nitrate is relatively high, can be used for medium temperature heat accumulation.
There is unreasonable structural design mainly for conduction oil heat storage and exchange technology in the utility model, lead in practical applications
The problems such as hot oil runs aged deterioration at high temperature for a long time, and replacement fresh oil causes operating cost to increase proposes new process route.
Utility model content
The purpose of this utility model is that: overcome deficiency present in existing conduction oil heat storage and exchange technology, one kind is provided
Conduction oil energy storage heat-exchange system, with reasonable in design, easy for operation, maintenance cost is low, automation and intelligentification journey
The advantages that high is spent, can effectively solve the problem that conduction oil energy storage technology existing high maintenance cost, easy to aging rotten in application process
The defects of.
In order to achieve the above object, the utility model adopts the following technical solution realizes:
A kind of conduction oil energy storage heat-exchange system, which includes: low temperature heat conduction oil tank, high-temperature heat-conductive
Oil tank, First Heat Exchanger, the second heat exchanger, low temperature Heat-transfer Oil Pump, high-temperature heat-conductive oil pump, the first low temperature thermal conductive oil pipeline, second
Low temperature thermal conductive oil pipeline, the first high-temperature heat-conductive oil pipe line, the second high-temperature heat-conductive oil pipe line, high and low temperature heat conduction oil tank connecting pipeline,
First high-temperature medium pipeline, the first cryogenic media pipeline, the second cryogenic media pipeline, the second high-temperature medium pipeline；The low temperature
Heat conduction oil tank is connected by the first low temperature thermal conductive oil pipeline with First Heat Exchanger；First Heat Exchanger passes through the first high temperature heat conductive oil
Pipeline is connected with high-temperature heat-conductive oil tank；First low temperature heat-conducting oil pipes road is provided with low temperature Heat-transfer Oil Pump；First heat exchange
Device import connects the first high-temperature medium pipeline, the first cryogenic media pipeline of outlet connection；The high-temperature heat-conductive oil tank passes through second
High-temperature heat-conductive oil pipe line is connected with the second heat exchanger；Second heat exchanger passes through the second low temperature thermal conductive oil pipeline and low temperature conduction oil
Tank is connected；High-temperature heat-conductive oil pump is provided on second high-temperature heat-conductive oil pipe line；The second heat exchanger import connection second is low
Warm medium pipeline, the second high-temperature medium pipeline of outlet connection, the low temperature heat conduction oil tank and high-temperature heat-conductive roof be equipped with it is high,
Low temperature heat conduction oil tank connecting pipeline.
Preferably, conduction oil ring sparger, the spray in the low temperature heat conduction oil tank are equipped in the high and low temperature heat conduction oil tank
Ring is connect with the second low temperature thermal conductive oil pipeline, and the ring sparger and the first high-temperature heat-conductive oil pipe line in the high-temperature heat-conductive oil tank connect
It connects, injector is installed on the ring sparger, conduction oil is uniformly diffused into heat conduction oil tank by injector, and high and low temperature is thermally conductive
Oil tank uses identical standard specifications design；High and low temperature heat conduction oil tank bottom is additionally provided with centrifugal blower case, the centrifugal blower
Case cools down to entire heat conduction oil tank basis, guarantees that heat conduction oil tank basal temperature is no more than 70 DEG C.
Preferably, conduction oil storage heat-exchange system further includes that electric heater for pipeline, gs-oil separator, the first low temperature are thermally conductive
Oily branch, the second low temperature conduction oil branch, the first high temperature heat conductive oil branch, the second high temperature heat conductive oil branch, conduction oil bypass pipe
Road；The first low temperature heat-conducting oil pipes road after the first low temperature conduction oil branch routing low temperature Heat-transfer Oil Pump is drawn, and is sequentially connected
Electric heater for pipeline, gs-oil separator, the second low temperature conduction oil branch are connect, the second low temperature thermal conductive oil pipeline is incorporated to；Described first
It is drawn on the first high-temperature heat-conductive oil pipe line after high temperature heat conductive oil branch routing low temperature Heat-transfer Oil Pump, and sequentially connecting pipe electric heating
Device after gs-oil separator, the second high temperature heat conductive oil branch, is incorporated to the second high-temperature heat-conductive oil pipe line；The electric heater for pipeline two
End is equipped with conduction oil bypass line, and the gs-oil separator top is equipped with Oil-gas Separation gas exhaust piping, the Oil-gas Separation exhaust
Piping connection low temperature heat conduction oil tank.
Preferably, the conduction oil storage heat-exchange system further includes moving back oil tank, slippage pump, conduction oil drain line, conduction oil
Tank drain line, low temperature conduction oil repairing pipeline, high temperature heat conductive oil repairing pipeline；The conduction oil drain line connects system pipes
Road low spot and move back oil tank, the heat conduction oil tank drain line is set to high-temperature heat-conductive oil tank, in low temperature heat conduction oil tank, and leads to room
Outer oil sump；One end of the slippage pump is connect or with oil tank is moved back by hose connection conduction oil draining vehicle, slippage pump by pipeline
The other end is connected in parallel low temperature conduction oil repairing pipeline and high temperature heat conductive oil repairing pipeline；The low temperature conduction oil repairing pipeline connects
Connect low temperature heat conduction oil tank, the high temperature heat conductive oil repairing piping connection high-temperature heat-conductive oil tank.
Preferably, the conduction oil storage heat-exchange system further includes nitrogen pipeline, heat conduction oil tank gas exhaust piping, heat transfer oil regenerating
Oil return line, the nitrogen pipeline import connect the nitrogen feed system being arranged, the conduction oil recycling that outlet connection has been arranged
System, the nitrogen pipeline are separately connected low temperature heat conduction oil tank, high-temperature heat-conductive oil tank and move back oil tank；The heat conduction oil tank exhaust pipe
Road is separately connected low temperature heat conduction oil tank, high-temperature heat-conductive oil tank and moves back oil tank, what heat conduction oil tank gas exhaust piping outlet connection had been arranged
Thermally conductive oil recovery system；The heat transfer oil regenerating oil return line import connects the thermally conductive oil recovery system being arranged, outlet connection
Low temperature heat conduction oil tank.
Preferably, valve V1 is provided on the low temperature conduction oil repairing pipeline；It is provided on high temperature heat conductive oil repairing pipeline
Valve V2；First low temperature conduction oil branch road is provided with valve V3；Second low temperature conduction oil branch road is provided with valve V4；Second high temperature is led
Hot oil branch road is provided with valve V5；Valve V6 is provided on conduction oil bypass line；First high temperature heat conductive oil branch road is provided with valve
V7；Valve V8 is provided on first high-temperature heat-conductive oil pipe line；Second low temperature heat-conducting oil pipes road is provided with valve V9；First low temperature is thermally conductive
Valve V10 is provided on oil pipe line；Valve V11 is provided on second high-temperature heat-conductive oil pipe line；Valve is provided on conduction oil drain line
V12；Valve V13 is provided on the heat conduction oil tank drain line being connected with low temperature heat conduction oil tank；It is led with what high-temperature heat-conductive oil tank was connected
Valve V14 is provided on hot oil tank drain line.
Preferably, the conduction oil energy storage heat-exchange system further includes automatic control unit；The automatic control unit includes
Controller is set, the first temperature sensor for being laid in electric heater for pipeline, be laid in low temperature heat conduction oil tank second
Temperature sensor, the third temperature sensor being laid in high-temperature heat-conductive oil tank, the 4th temperature being laid in First Heat Exchanger
Sensor, is laid on high temperature heat conductive oil repairing pipeline the first flow sensor being laid on low temperature conduction oil repairing pipeline
Second flow sensor, be laid in high-temperature heat-conductive oil tank the first nitrogen pressure sensor, be laid in low temperature heat conduction oil tank
In the second nitrogen pressure sensor；First temperature sensor, second temperature sensor, third temperature sensor, the 4th
Temperature sensor, first flow sensor, second flow sensor, the first nitrogen pressure sensor, the second nitrogen pressure sensing
Device is connect with controller data signal；Data value and preset respective threshold of the controller according to the sensor real-time detection
The opening and closing of the heating temperature, repairing pipeline upper valve of the result control electric heater for pipeline being compared is with fuel oil feed regulation flow, nitrogen
The opening and closing of air pipe upper valve is to adjust nitrogen flow.
It is had the following beneficial effects: using a kind of conduction oil energy storage heat-exchange system and its application method of the utility model
(1) it is equipped with ring sparger in high and low temperature heat conduction oil tank, makes to enter the oil in heat conduction oil tank and is uniformly mixed with oil storage in tank
It closes；High/low temperature heat conduction oil tank bottom is provided with, and is reduced basal temperature, is extended service life of equipment；And high and low temperature is thermally conductive
Oil Tank Design standard specification is identical, can be oily mutually under special operation condition, mutual backup.
(2) system, which is provided with, moves back oil tank, conduction oil drain line, heat conduction oil tank drain line and repairing pipeline and repairing
Pump, ensure that the safe operation of system.
(3) setting of nitrogen protecting system extends the service life of conduction oil, reduce Heat Conducting Oil Regeneration and Heat treating capacity and
Magnitude of recruitment.The setting of high and low temperature heat conduction oil tank connecting pipeline reduces the use of nitrogen amount, when high-temperature heat-conductive oil tank oil inlet,
Low temperature heat conduction oil tank is fuel-displaced, and nitrogen enters low temperature conduction oil by high and low temperature heat conduction oil tank connecting pipeline in high-temperature heat-conductive oil tank
Tank, nitrogen temperature in low temperature heat conduction oil tank reduce, and it is thermally conductive into low temperature to supplement a small amount of nitrogen by nitrogen system for pressure reduction therewith
Oil tank.On the contrary, nitrogen enters high-temperature heat-conductive oil tank, nitrogen by high and low temperature heat conduction oil tank connecting pipeline by low temperature heat conduction oil tank
Temperature increases in high-temperature heat-conductive oil pipe, and with pressure rise, a small amount of nitrogen drains into conduction oil by heat conduction oil tank gas exhaust piping
Regenerative system.
(4) it is provided with the switch valve of V1-V14 in system, meets oiling operating condition, the heating of high and low temperature heat conduction oil tank takes off
Water condition, heat release operating condition, heat accumulation operating condition, fall oily operating condition, move back the pipeline switching of the multi-states such as oily operating condition, oil extraction operating condition operation, mention
The high safety and operability of system operation.
(5) system improves the accurate degree of regulation and system peace of each operating condition operation of system using automation and long-range control
Full reliability.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model conduction oil energy storage heat-exchange system.
The meaning of each appended drawing reference is as follows in above-mentioned attached drawing 1:
1- low temperature heat conduction oil tank, 2- high-temperature heat-conductive oil tank, 3- First Heat Exchanger, the second heat exchanger of 4-, 5- pipeline electric heating
Device, 6- gs-oil separator, 7- move back oil tank, 8- low temperature Heat-transfer Oil Pump, 9- high-temperature heat-conductive oil pump, 10- slippage pump；The first low temperature of 11-
Thermal conductive oil pipeline, 12- the second low temperature thermal conductive oil pipeline, 13- the first high-temperature heat-conductive oil pipe line, 14- the second high-temperature heat-conductive oil pipe line,
15- the first low temperature conduction oil branch, 16- the second low temperature conduction oil branch, 17- the first high temperature heat conductive oil branch, the second high temperature of 18-
Conduction oil branch, 19- conduction oil bypass line, 20- conduction oil drain line, 21- heat conduction oil tank drain line, 22- low temperature are led
Hot oil repairing pipeline, 23- high temperature heat conductive oil repairing pipeline, 24- nitrogen pipeline, 25- heat conduction oil tank gas exhaust piping, 26- are high and low
Warm heat conduction oil tank connecting pipeline, 27- heat transfer oil regenerating oil return line, 28- Oil-gas Separation gas exhaust piping, the first high-temperature medium of 29-
Pipeline, 30- the first cryogenic media pipeline, 31- the second cryogenic media pipeline, 32- the second high-temperature medium pipeline, 33- conduction oil are let out
Oily vehicle.
Specific embodiment
A kind of conduction oil energy storage heat-exchange system of 1 pair of the utility model is described in detail with reference to the accompanying drawing.
A kind of conduction oil energy storage heat-exchange system, which includes: low temperature heat conduction oil tank 1, and high temperature is led
Hot oil tank 2, First Heat Exchanger 3, the second heat exchanger 4, low temperature Heat-transfer Oil Pump 8, high-temperature heat-conductive oil pump 9, the first low temperature heat-conducting oil pipes
Road 11, the second low temperature thermal conductive oil pipeline 12, the first high-temperature heat-conductive oil pipe line 13, the second high-temperature heat-conductive oil pipe line 14, high and low temperature is led
Hot oil tank connecting pipeline 26, the first high-temperature medium pipeline 29, the first cryogenic media pipeline 30, the second cryogenic media pipeline 31, the
Two high-temperature medium pipelines 32；The low temperature heat conduction oil tank 1 is connected by the first low temperature thermal conductive oil pipeline 11 with First Heat Exchanger 3
It connects；First Heat Exchanger 3 is connected by the first high-temperature heat-conductive oil pipe line 13 with high-temperature heat-conductive oil tank 2；First low temperature heat-conducting oil pipes
Low temperature Heat-transfer Oil Pump 8 is provided on road 11；3 import of First Heat Exchanger connects the first high-temperature medium pipeline 29, outlet connection
First cryogenic media pipeline 30；The high-temperature heat-conductive oil tank 2 passes through the second high-temperature heat-conductive oil pipe line 14 and 4 phase of the second heat exchanger
Connection；Second heat exchanger 4 is connected by the second low temperature thermal conductive oil pipeline 12 with low temperature heat conduction oil tank 1；Second high temperature heat conductive oil
High-temperature heat-conductive oil pump 9 is provided on pipeline 14；Second heat exchanger, 4 import connects the second cryogenic media pipeline 31, and outlet connects
The second high-temperature medium pipeline 32 is connect, is equipped with high and low temperature heat conduction oil tank at the top of the low temperature heat conduction oil tank 1 and high-temperature heat-conductive oil tank 2
Connecting pipeline 26.
Conduction oil ring sparger is equipped in the high and low temperature heat conduction oil tank, ring sparger in the low temperature heat conduction oil tank and the
Two low temperature thermal conductive oil pipelines 12 connect, and the ring sparger in the high-temperature heat-conductive oil tank is connect with the first high-temperature heat-conductive oil pipe line 13,
Injector is installed, conduction oil is uniformly diffused into heat conduction oil tank by injector, high and low temperature heat conduction oil tank on the ring sparger
Using identical standard specifications design；High and low temperature heat conduction oil tank bottom is additionally provided with centrifugal blower case, the centrifugal blower case pair
Entire heat conduction oil tank basis cooling, guarantees that heat conduction oil tank basal temperature is no more than 70 DEG C.
The conduction oil storage heat-exchange system further includes electric heater for pipeline 5, gs-oil separator 6, the first low temperature conduction oil branch
Road 15, the second low temperature conduction oil branch 16, the first high temperature heat conductive oil branch 17, the second high temperature heat conductive oil branch 18, by conduction oil
Siphunculus road 19；The first low temperature conduction oil branch 15 on the first low temperature thermal conductive oil pipeline 11 after low temperature Heat-transfer Oil Pump 8 by drawing
Out, and sequentially connecting pipe electric heater 5, gs-oil separator 6, the second low temperature conduction oil branch 16, it is thermally conductive to be incorporated to the second low temperature
Oil pipe line 12；The first high temperature heat conductive oil branch 17 on the first high-temperature heat-conductive oil pipe line 13 after low temperature Heat-transfer Oil Pump 8 by drawing
Out, and sequentially connecting pipe electric heater 5 after gs-oil separator 6, the second high temperature heat conductive oil branch, is incorporated to the second high-temperature heat-conductive
Oil pipe line 14；The electric heater for pipeline both ends are equipped with conduction oil bypass line 19, and the gs-oil separator top is equipped with oil gas
Gas exhaust piping 28 is separated, the Oil-gas Separation gas exhaust piping 28 connects low temperature heat conduction oil tank 1.
The conduction oil storage heat-exchange system further includes moving back oil tank 7, slippage pump 10, conduction oil drain line 20, heat conduction oil tank
Drain line 21, heat conduction oil tank drain line 22, high temperature heat conductive oil repairing pipeline 23；The connection of conduction oil drain line 20 system
Road low spot under the overall leadership and moving back oil tank 7, the heat conduction oil tank drain line 21 is set to high-temperature heat-conductive oil tank, in low temperature heat conduction oil tank,
And lead to outdoor oil sump；One end of the slippage pump 10 by pipeline with move back oil tank 7 connect or by hose connection conduction oil let out
Oily vehicle 33,10 other end of slippage pump are connected in parallel low temperature conduction oil repairing pipeline 22 and high temperature heat conductive oil repairing pipeline 23；It is described
Low temperature conduction oil repairing pipeline 22 connects low temperature heat conduction oil tank 1, and the high temperature heat conductive oil repairing pipeline 23 connects high temperature heat conductive oil
Tank 2.
The conduction oil storage heat-exchange system further includes nitrogen pipeline 24, heat conduction oil tank gas exhaust piping 25, heat transfer oil regenerating time
Oil pipe line 27,24 import of nitrogen pipeline connect the nitrogen feed system being arranged, and the conduction oil that outlet connection has been arranged returns
Receipts system, the nitrogen pipeline 24 are separately connected low temperature heat conduction oil tank 1, high-temperature heat-conductive oil tank 2 and move back oil tank 7；The conduction oil
Tank gas exhaust piping 25 is separately connected low temperature heat conduction oil tank 1, high-temperature heat-conductive oil tank 2 and moves back oil tank 7, and heat conduction oil tank gas exhaust piping 25 goes out
The thermally conductive oil recovery system that mouth connection has been arranged；The conduction oil that 27 import of the heat transfer oil regenerating oil return line connection has been arranged returns
Receipts system, outlet connection low temperature heat conduction oil tank 1.
Valve V1 is provided on the low temperature conduction oil repairing pipeline 22；Valve is provided on high temperature heat conductive oil repairing pipeline 23
V2；Valve V3 is provided on first low temperature conduction oil branch 15；Valve V4 is provided on second low temperature conduction oil branch 16；Second high temperature
Valve V5 is provided on conduction oil branch 18；Valve V6 is provided on conduction oil bypass line；It is set on first high temperature heat conductive oil branch 17
It is equipped with valve V7；Valve V8 is provided on first high-temperature heat-conductive oil pipe line 13；Valve V9 is provided on second low temperature thermal conductive oil pipeline 12；The
Valve V10 is provided on one low temperature thermal conductive oil pipeline 11；Valve V11 is provided on second high-temperature heat-conductive oil pipe line 14；Conduction oil draining
Valve V12 is provided on pipeline 20；Valve V13 is provided on the heat conduction oil tank drain line 21 being connected with low temperature heat conduction oil tank；With height
Valve V14 is provided on the connected heat conduction oil tank drain line 21 of warm heat conduction oil tank.
The conduction oil energy storage heat-exchange system further includes automatic control unit；The automatic control unit includes that setting is being controlled
Device processed, the first temperature sensor being laid in electric heater for pipeline, the second temperature being laid in low temperature heat conduction oil tank sensing
Device, the third temperature sensor being laid in high-temperature heat-conductive oil tank, the 4th temperature sensor, the cloth being laid in First Heat Exchanger
First flow sensor on low temperature conduction oil repairing pipeline 22, second be laid on high temperature heat conductive oil repairing pipeline 23
Flow sensor, the first nitrogen pressure sensor being laid in high-temperature heat-conductive oil tank, be laid in low temperature heat conduction oil tank
Two nitrogen pressure sensors；First temperature sensor, second temperature sensor, third temperature sensor, the 4th temperature pass
Sensor, first flow sensor, second flow sensor, the first nitrogen pressure sensor, the second nitrogen pressure sensor with
The connection of controller data signal；Controller is compared according to the data value of the sensor real-time detection with preset respective threshold
Compared with result control electric heater for pipeline heating temperature, repairing pipeline upper valve opening and closing with fuel oil feed regulation flow, nitrogen pipeline
The opening and closing of upper valve is to adjust nitrogen flow.
The operating condition of the application method of the above-mentioned conduction oil energy storage heat-exchange system of the utility model includes oiling operating condition, low temperature
Heat conduction oil tank heating dehydration condition, high-temperature heat-conductive oil tank heating dehydration condition, nitrogen charging operating condition, heat release operating condition, heat accumulation operating condition, high temperature
Heat conduction oil tank and low temperature heat conduction oil tank fall oily operating condition, move back oily operating condition, oil extraction operating condition；The specifically used method of each operating condition is as follows:
1, oiling operating condition
All valves and oil pump in the conduction oil energy storage heat-exchange system are turned off；Opening valve V1, valve V2 and slippage pump
10, conduction oil passes through slippage pump and low temperature conduction oil repairing pipeline 22, high temperature heat conductive oil repairing pipeline by conduction oil draining vehicle 33
23 are injected separately into low temperature heat conduction oil tank 1 and high-temperature heat-conductive oil tank 2, and the injection flow in high and low temperature heat conduction oil tank is identical, high-temperature heat-conductive
The summation of oil tank and the monolithic design capacity of low temperature heat conduction oil tank at least equal to the total thermally conductive oil mass of system；
2, low temperature heat conduction oil tank heating dehydration condition
Close valve V1, valve V2 and slippage pump 10, opening valve V3, valve V4 and low temperature Heat-transfer Oil Pump 8, in low temperature heat conduction oil tank 1
Conduction oil by low temperature Heat-transfer Oil Pump 8, the first low temperature thermal conductive oil pipeline 11 and the first low temperature conduction oil branch 15 enter pipeline
Electric heater 5 heats, and conduction oil enters gs-oil separator 6 after heating, and the conduction oil of 6 bottom of gs-oil separator passes through the second low temperature
Conduction oil branch 16 and the second low temperature thermal conductive oil pipeline 12 enter low temperature heat conduction oil tank 1, the conduction oil at 6 top of gs-oil separator
Light component and vapor pass through Oil-gas Separation gas exhaust piping 28 and enter low temperature heat conduction oil tank 1；Conduction oil in low temperature heat conduction oil tank 1
By circulating-heating to the first predetermined temperature；First predetermined temperature is 250-350 DEG C, preferably 300 DEG C；
3, high-temperature heat-conductive oil tank heating dehydration condition
Close valve V3, valve V4 and low temperature Heat-transfer Oil Pump 8, opening valve V5, valve V7 and high-temperature heat-conductive oil pump 9, high temperature heat conductive oil
Conduction oil in tank 2 is entered by high-temperature heat-conductive oil pump 9, the second high-temperature heat-conductive oil pipe line 14 and the first high temperature heat conductive oil branch 17
Electric heater for pipeline 5 heats, and conduction oil enters gs-oil separator 6 after heating, and the conduction oil of 6 bottom of gs-oil separator passes through the
Two high temperature heat conductive oil branches 18 and the first high-temperature heat-conductive oil pipe line 13 enter high-temperature heat-conductive oil tank 2, and 6 top of gs-oil separator is led
Hot oil light component and vapor pass through Oil-gas Separation gas exhaust piping 28 and enter low temperature heat conduction oil tank 1；Leading in high-temperature heat-conductive oil tank 2
Hot oil is by circulating-heating to the second predetermined temperature；Second predetermined temperature is 250-350 DEG C, preferably 300 DEG C；
4, nitrogen charging operating condition
Nitrogen pipeline valve is opened, nitrogen pours low temperature heat conduction oil tank, high-temperature heat-conductive oil tank and moves back in oil tank, in system
Conduction oil forms nitrogen protection；
5, heat release operating condition
Valve V5, valve V7, opening valve V8, valve V9 are closed, the high temperature heat conductive oil in high-temperature heat-conductive oil tank 2 passes through high temperature heat conductive oil
Pump 9, which enters in the second heat exchanger 4, is down to third predetermined temperature with temperature after cryogenic media heat exchange；The third predetermined temperature is
60-70℃；Enter low temperature heat conduction oil tank 1 through the second low temperature thermal conductive oil pipeline 12, liquid level rises in low temperature heat conduction oil tank 1, top
Nitrogen pressure increases, and liquid level decline in high-temperature heat-conductive oil tank 2, top nitrogen pressure reduces, and the nitrogen in low temperature heat conduction oil tank is logical
It crosses and high and low temperature heat conduction oil tank communicating pipe enters high-temperature heat-conductive oil tank, when nitrogen pressure in high-temperature heat-conductive oil tank, low temperature heat conduction oil tank
Lower than setting value, then the nitrogen pipeline valve in low temperature heat conduction oil tank automatically opens, to high-temperature heat-conductive oil tank, low temperature heat conduction oil tank
Interior supplement nitrogen；
6, heat accumulation operating condition
Close valve V8, valve V9 and high-temperature heat-conductive oil pump 9, opening valve V10, valve V11 and low temperature Heat-transfer Oil Pump, low temperature conduction oil
Low temperature conduction oil in tank 1 is entered in First Heat Exchanger 3 by low temperature Heat-transfer Oil Pump 8 rises to the with temperature after high-temperature medium heat exchange
Four predetermined temperatures；4th predetermined temperature is 340-350 DEG C；Enter high-temperature heat-conductive oil tank through the first high-temperature heat-conductive oil pipe line 13
2, liquid level rises in high-temperature heat-conductive oil tank 2, and top nitrogen pressure increases, liquid level decline, top nitrogen pressure in low temperature heat conduction oil tank 1
Power reduces, and the nitrogen in high-temperature heat-conductive oil tank enters low temperature heat conduction oil tank by high and low temperature heat conduction oil tank communicating pipe, when high temperature is led
Nitrogen pressure is higher than setting value in hot oil tank, low temperature heat conduction oil tank, then the gas exhaust piping valve in high and low temperature heat conduction oil tank is automatic
It opens, high-temperature heat-conductive oil tank, low temperature heat conduction oil tank top are discharged into heat conduction oil tank gas exhaust piping with the nitrogen of conduction oil light component；
7, high-temperature heat-conductive oil tank and low temperature heat conduction oil tank fall oily operating condition
Close valve V10, valve V11, opening valve V3, valve V6, valve V5, the conduction oil in low temperature heat conduction oil tank 1 is thermally conductive through low temperature
Oil pump 8, the first low temperature thermal conductive oil pipeline 11, the first low temperature conduction oil branch 15, conduction oil bypass line 19 enter Oil-gas Separation
Device 6, the conduction oil of gs-oil separator bottom enter high through the second high temperature heat conductive oil branch 18 and the first high-temperature heat-conductive oil pipe line 13
Warm heat conduction oil tank 2；
Close valve V3, valve V5 and low temperature Heat-transfer Oil Pump 8, opening valve V4, valve V7 and high-temperature heat-conductive oil pump 9, high temperature heat conductive oil
Conduction oil in tank 2 is through high-temperature heat-conductive oil pump 9, the second high-temperature heat-conductive oil pipe line 14, the first high temperature heat conductive oil branch 17 and thermally conductive
Oil bypass pipeline 19 enters gs-oil separator 6, and the conduction oil of 6 bottom of gs-oil separator is through the second low temperature conduction oil branch 16 and the
Two low temperature thermal conductive oil pipelines 12 enter low temperature heat conduction oil tank 1；
8, oily operating condition is moved back
Conduction oil stores up heat-exchange system pipeline low spot and is equipped with draining pipeline, when thermal conductive oil pipeline leaks, closes low temperature and leads
Hot oil pump 8, high-temperature heat-conductive oil pump 9 open the valve V12 on conduction oil drain line 20, and the conduction oil in system pipeline, which leaks into, to move back
Oil tank 7 opens slippage pump 10 and valve V1, and the conduction oil moved back in oil tank returns to low temperature heat conduction oil tank；
9, oil extraction operating condition
The valve V13 and valve V14 on heat conduction oil tank drain line 21 are opened, the conduction oil in system is discharged into the room being arranged
Outer oil sump.
This reality can be understood and applied the above description of the embodiments is intended to facilitate those skilled in the art
With novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and saying herein
Bright General Principle is applied in other embodiments without having to go through creative labor.Therefore, the utility model is not limited to this
In embodiment, those skilled in the art's announcement according to the present utility model, do not depart from that the utility model scope made changes
Into and modification should all be within the protection scope of the utility model.
Claims (7)
1. a kind of conduction oil energy storage heat-exchange system, it is characterised in that: the conduction oil energy storage heat-exchange system includes: low temperature heat conduction oil tank
(1), high-temperature heat-conductive oil tank (2), First Heat Exchanger (3), the second heat exchanger (4), low temperature Heat-transfer Oil Pump (8), high-temperature heat-conductive oil pump
(9), the first low temperature thermal conductive oil pipeline (11), the second low temperature thermal conductive oil pipeline (12), the first high-temperature heat-conductive oil pipe line (13), second
High-temperature heat-conductive oil pipe line (14), high and low temperature heat conduction oil tank connecting pipeline (26), the first high-temperature medium pipeline (29), the first low temperature
Medium pipeline (30), the second cryogenic media pipeline (31), the second high-temperature medium pipeline (32)；The low temperature heat conduction oil tank (1) is logical
The first low temperature thermal conductive oil pipeline (11) is crossed to be connected with First Heat Exchanger (3)；First Heat Exchanger (3) passes through the first high temperature heat conductive oil
Pipeline (13) is connected with high-temperature heat-conductive oil tank (2)；Low temperature Heat-transfer Oil Pump is provided on first low temperature thermal conductive oil pipeline (11)
(8)；First Heat Exchanger (3) import connects the first high-temperature medium pipeline (29), the first cryogenic media pipeline of outlet connection
(30)；The high-temperature heat-conductive oil tank (2) is connected by the second high-temperature heat-conductive oil pipe line (14) with the second heat exchanger (4)；Second
Heat exchanger (4) is connected by the second low temperature thermal conductive oil pipeline (12) with low temperature heat conduction oil tank (1)；Second high-temperature heat-conductive oil pipe line
(14) high-temperature heat-conductive oil pump (9) are provided on；Second heat exchanger (4) import connects the second cryogenic media pipeline (31), out
Mouth the second high-temperature medium pipeline (32) of connection, the low temperature heat conduction oil tank (1) and high-temperature heat-conductive oil tank (2) top are equipped with high and low
Warm heat conduction oil tank connecting pipeline (26).
2. a kind of conduction oil energy storage heat-exchange system according to claim 1, it is characterised in that: the high and low temperature conduction oil
Conduction oil ring sparger is equipped in tank, the ring sparger in the low temperature heat conduction oil tank is connect with the second low temperature thermal conductive oil pipeline (12),
Ring sparger in the high-temperature heat-conductive oil tank is connect with the first high-temperature heat-conductive oil pipe line (13), and injection is equipped on the ring sparger
Device, conduction oil are uniformly diffused into heat conduction oil tank by injector, and high and low temperature heat conduction oil tank uses identical standard specifications design；
High and low temperature heat conduction oil tank bottom is additionally provided with centrifugal blower case, and the centrifugal blower case cools down to entire heat conduction oil tank basis,
Guarantee that heat conduction oil tank basal temperature is no more than 70 DEG C.
3. a kind of conduction oil energy storage heat-exchange system according to claim 2, it is characterised in that: the conduction oil storage heat exchange system
System further includes electric heater for pipeline (5), gs-oil separator (6), the first low temperature conduction oil branch (15), the second low temperature conduction oil branch
Road (16), the first high temperature heat conductive oil branch (17), the second high temperature heat conductive oil branch (18), conduction oil bypass line (19)；It is described
First low temperature conduction oil branch (15) by being drawn on the first low temperature thermal conductive oil pipeline (11) after low temperature Heat-transfer Oil Pump (8), and according to
Sequence connecting pipe electric heater (5), gs-oil separator (6), the second low temperature conduction oil branch (16), are incorporated to the second low temperature conduction oil
Pipeline (12)；The first high temperature heat conductive oil branch (17) is by the first high-temperature heat-conductive oil pipe line after low temperature Heat-transfer Oil Pump (8)
(13) drawn on, and sequentially connecting pipe electric heater (5), gs-oil separator (6) afterwards, the second high temperature heat conductive oil branch, be incorporated to
Second high-temperature heat-conductive oil pipe line (14)；The electric heater for pipeline both ends are equipped with conduction oil bypass line (19), the oil gas point
Oil-gas Separation gas exhaust piping (28) are equipped with from device top, the Oil-gas Separation gas exhaust piping (28) connects low temperature heat conduction oil tank (1).
4. a kind of conduction oil energy storage heat-exchange system according to claim 3, it is characterised in that: the conduction oil storage heat exchange system
System further includes that move back oil tank (7), slippage pump (10), conduction oil drain line (20), heat conduction oil tank drain line (21), low temperature thermally conductive
Oily repairing pipeline (22), high temperature heat conductive oil repairing pipeline (23)；
The conduction oil drain line (20) connects system pipeline low spot and moves back oil tank (7),
The heat conduction oil tank drain line (21) is set to high-temperature heat-conductive oil tank, in low temperature heat conduction oil tank, and leads to outdoor oil sump；
One end of the slippage pump (10) is connect or with oil tank (7) is moved back by hose connection conduction oil draining vehicle by pipeline
(33), slippage pump (10) other end is connected in parallel low temperature conduction oil repairing pipeline (22) and high temperature heat conductive oil repairing pipeline (23)；
The low temperature conduction oil repairing pipeline (22) connects low temperature heat conduction oil tank (1), the high temperature heat conductive oil repairing pipeline (23)
It connects high-temperature heat-conductive oil tank (2).
5. a kind of conduction oil energy storage heat-exchange system according to claim 4, it is characterised in that: the conduction oil storage heat exchange system
System further includes nitrogen pipeline (24), heat conduction oil tank gas exhaust piping (25), heat transfer oil regenerating oil return line (27), the nitrogen pipeline
(24) import connects the nitrogen feed system being arranged, the thermally conductive oil recovery system that outlet connection has been arranged, the nitrogen pipeline
(24) low temperature heat conduction oil tank (1), high-temperature heat-conductive oil tank (2) are separately connected and is moved back oil tank (7)；The heat conduction oil tank gas exhaust piping
(25) low temperature heat conduction oil tank (1), high-temperature heat-conductive oil tank (2) are separately connected and is moved back oil tank (7), heat conduction oil tank gas exhaust piping (25) goes out
The thermally conductive oil recovery system that mouth connection has been arranged；Heat transfer oil regenerating oil return line (27) import connects the conduction oil being arranged
Recovery system, outlet connection low temperature heat conduction oil tank (1).
6. a kind of conduction oil energy storage heat-exchange system according to claim 5, it is characterised in that: the low temperature conduction oil repairing
Pipeline is provided with valve V1 on (22)；Valve V2 is provided on high temperature heat conductive oil repairing pipeline (23)；First low temperature conduction oil branch
(15) valve V3 is provided on；Valve V4 is provided on second low temperature conduction oil branch (16)；On second high temperature heat conductive oil branch (18)
It is provided with valve V5；Conduction oil bypass line is provided with valve V6 on (19)；Valve V7 is provided on first high temperature heat conductive oil branch (17)；
Valve V8 is provided on first high-temperature heat-conductive oil pipe line (13)；Valve V9 is provided on second low temperature thermal conductive oil pipeline (12)；First is low
Valve V10 is provided on warm thermal conductive oil pipeline (11)；Valve V11 is provided on second high-temperature heat-conductive oil pipe line (14)；Conduction oil draining
Pipeline is provided with valve V12 on (20)；Valve V13 is provided on the heat conduction oil tank drain line (21) being connected with low temperature heat conduction oil tank；
Valve V14 is provided on the heat conduction oil tank drain line (21) being connected with high-temperature heat-conductive oil tank.
7. a kind of a kind of conduction oil energy storage heat-exchange system according to claim 6, it is characterised in that: the conduction oil energy storage
Heat-exchange system further includes automatic control unit；The automatic control unit includes being arranged in controller, being laid in pipeline electric heating
The first temperature sensor in device, is laid in high-temperature heat-conductive oil tank at the second temperature sensor being laid in low temperature heat conduction oil tank
In third temperature sensor, be laid in First Heat Exchanger the 4th temperature sensor, be laid in low temperature conduction oil repairing pipe
The first flow sensor of road, the second flow sensor being laid on high temperature heat conductive oil repairing pipeline are laid in high temperature and lead
The first nitrogen pressure sensor in hot oil tank, the second nitrogen pressure sensor being laid in low temperature heat conduction oil tank；Described
One temperature sensor, second temperature sensor, third temperature sensor, the 4th temperature sensor, first flow sensor, second
Flow sensor, the first nitrogen pressure sensor, the second nitrogen pressure sensor are connect with controller data signal；Controller
Electric heater for pipeline is controlled according to the result that the data value of the sensor real-time detection is compared with preset respective threshold
Heating temperature, repairing pipeline upper valve opening and closing with the opening and closing of fuel oil feed regulation flow, nitrogen pipeline upper valve to adjust nitrogen flow.
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| CN201822007466.0U CN209541174U (en) | 2018-11-30 | 2018-11-30 | A kind of conduction oil energy storage heat-exchange system |
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| CN201822007466.0U CN209541174U (en) | 2018-11-30 | 2018-11-30 | A kind of conduction oil energy storage heat-exchange system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405289A (en) * | 2018-11-30 | 2019-03-01 | 碧海舟（北京）节能环保装备有限公司 | A kind of conduction oil energy storage heat-exchange system and its application method |
| CN112576329A (en) * | 2020-11-11 | 2021-03-30 | 中盐华能储能科技有限公司 | Quick-response heat storage and energy storage power generation system and method |
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2018
- 2018-11-30 CN CN201822007466.0U patent/CN209541174U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405289A (en) * | 2018-11-30 | 2019-03-01 | 碧海舟（北京）节能环保装备有限公司 | A kind of conduction oil energy storage heat-exchange system and its application method |
| CN112576329A (en) * | 2020-11-11 | 2021-03-30 | 中盐华能储能科技有限公司 | Quick-response heat storage and energy storage power generation system and method |
| CN112576329B (en) * | 2020-11-11 | 2022-04-08 | 中盐华能储能科技有限公司 | Quick-response heat storage and energy storage power generation system and method |
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