CN206958875U - Fused salt circulated heat recovery system - Google Patents
Fused salt circulated heat recovery system Download PDFInfo
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- CN206958875U CN206958875U CN201720444450.9U CN201720444450U CN206958875U CN 206958875 U CN206958875 U CN 206958875U CN 201720444450 U CN201720444450 U CN 201720444450U CN 206958875 U CN206958875 U CN 206958875U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
A kind of field of environment protection is the utility model is related to, discloses a kind of fused salt circulated heat recovery system.Fused salt circulated heat recovery system includes:Heat produces tank, water softening tank, fused salt passage and fused salt jacking equipment.Fused salt passage sequentially passes through the inside that heat produces tank and water softening tank since the outlet of fused salt jacking equipment, reconnects the entrance of melt back salt jacking equipment.Wherein, the height for the part fused salt passage in tank being produced positioned at heat is higher than the part fused salt passage in water softening tank.Fused salt under gravity, along fused salt passage, since the outlet of fused salt jacking equipment, flows into water softening tank, then flow back into the entrance of fused salt jacking equipment after heat produces tank;Fused salt jacking equipment is used to the fused salt for flowing back to fused salt jacking equipment being recycled to exit from porch.The fused salt circulated heat recovery system can realize the effect of energy-conserving and environment-protective.
Description
Technical field
It the utility model is related to a kind of field of environment protection, more particularly to a kind of fused salt circulated heat recovery system.
Background technology
At present, industrial heat-conducting medium mainly uses steam, conduction oil and fused salt.Steam and conduction oil are as heat-conducting medium
Temperature is extremely difficult to more than 400 DEG C, and its application scenarios will necessarily be restricted.And the operating temperature of fused salt is up to more than 600 DEG C,
Application prospect is extensive, therefore people gradually start to use substitute of the fused salt as industrial heat-conducting medium.
Fused salt is typically one kind by potassium nitrate (KNO3), natrium nitrosum (NaNO2) and sodium nitrate (NaNO3) form mixing
Thing, due to its excellent heat transfer, thermal storage performance, fused salt is usually used in fused salt circulated heat recovery system.
Fused salt circulated heat recovery system generally comprises heat and produces tank, water softening tank and fused salt passage.Fused salt leads to from fused salt
Road outlet starts, and sequentially passes through the inside that heat produces tank and water softening tank, reconnects melt back salt passage entrance.
The saline admixture of powdery is generally put into melting grain by people, passes through the high pressure steam heating pipe or electricity installed in grain
Heating tube carries out heating fusing, and the fused salt viscosity being heated in grain, which is reduced to, to stir fused salt with circulating pump.Fused salt generally makes
Carrying out suction with pump for liquid salts makes fused salt passage form closed-loop path, and in existing technology, pump for liquid salts is generally upright structures,
It is inserted directly into high-temperature molten salt and works.Fused salt, along fused salt passage, soft water is flowed into after heat produces tank under fused salt pumping action
Tank, water softening tank is used to reduce temperature of molten salt, and the heat of absorption is converted into steam, and caused steam access relevant device is sharp again
With.
Because pump for liquid salts directly operates in high temperature environments, to ensure the shafting in the durability and high-temp liquid of pump for liquid salts
Sealing, generally less its maintenance difficulties of consideration, and the debris in fused salt is easily accumulated in shafting, center-aisle blocks it by debris
Afterwards, shafting is easily worn, and influences the life-span of pump for liquid salts.In addition, the price of pump for liquid salts is all high always, changes and safeguard
Cost is all very high.
Utility model content
The purpose of this utility model is to provide a kind of fused salt circulated heat recovery system, can be on lower-cost basis
On realize the requirements of energy-conserving and environment-protective.
In order to solve the above-mentioned technical problem, the utility model provides a kind of fused salt circulated heat recovery system, including:Heat
Amount produces tank, water softening tank, fused salt passage and fused salt jacking equipment;
Fused salt passage sequentially passes through the inside that heat produces tank and water softening tank since the outlet of fused salt jacking equipment, then
Connect back to the entrance of fused salt jacking equipment;
Wherein, the height that the part fused salt passage in tank is produced positioned at heat is led to higher than the part fused salt in water softening tank
Road;
Fused salt under gravity, along fused salt passage, since the outlet of fused salt jacking equipment, after heat produces tank
Water softening tank is flowed into, then flows back into the entrance of fused salt jacking equipment;Fused salt jacking equipment is used to that the molten of fused salt jacking equipment will to be flowed back to
Salt is recycled to exit from porch.
The height that the part fused salt passage in tank is produced positioned at heat is higher than the part fused salt passage in water softening tank, makes
Obtain fused salt to be able to flow through water softening tank directed along fused salt passage under gravity, it is sharp again that the waste heat of fused salt is converted into steam
With.Because fused salt has toughness, therefore the flow velocity of fused salt just can be easily controlled by adjusting the gradient of fused salt passage,
Inclined fused salt passage has the advantage of sustained release, therefore heat exchange efficiency of the easily controllable fused salt in water softening tank.
For compared with the prior art, the fused salt jacking equipment that the utility model is set can be by fused salt from fused salt jacking equipment
Entrance be promoted to outlet, for jacking equipment compares pump for liquid salts, cost is cheap and technology maturation.Jacking equipment is quickly run,
Sticky fused salt can effectively be prevented to condense, ensure the mobility of fused salt, can swimmingly flow out the outlet of fused salt jacking equipment.
Preferably, fused salt jacking equipment includes fused salt week turn trough, elevating mechanism, switching mechanism and fused salt sustained release groove;
Wherein, outlet is opened in the bottom of fused salt sustained release groove;
Fused salt flows into fused salt week turn trough, elevating mechanism drives fused salt week turn trough to rise to fused salt sustained release groove by entrance
Top position;Switching mechanism drives the turn trough upset of fused salt week, and fused salt is poured into fused salt sustained release groove, and fused salt is from fused salt sustained release groove
The exit outflow opened up, elevating mechanism drives fused salt week turn trough to decline, until fused salt week turn trough receives from entrance again
Fused salt, circulated with this.
By the fused salt of water softening tank, fused salt is carried by fused salt week turn trough, fused salt week turn trough be promoted to by elevating mechanism it is molten
Above salt sustained release groove, fused salt quickly can be poured into fused salt sustained release groove by switching mechanism.
Because switching mechanism is insensitive to impurity, for comparing pump for liquid salts, the solidification of fused salt can be better protected from and glued
The obstruction that consistence matter is brought.The fused salt for importing fused salt sustained release groove is constantly slowly discharged into by the outlet of fused salt sustained release trench bottom
Heat is produced in tank, and is produced in heat in tank and obtained heat.
Further, preferably, fused salt jacking equipment also includes translation mechanism, for moving fused salt week in the horizontal direction
Turn trough.The translation mechanism that fused salt jacking equipment is set can effectively prevent fused salt week turn trough from being touched in lifting with surrounding structure
Hit, improve the reliability of fused salt jacking equipment, and translation mechanism can prevent entrance stream of the high-temperature molten salt from fused salt jacking equipment
When going out, outside splash to working range.The fused salt sustained release groove and translation mechanism being used cooperatively with elevating mechanism, it is possible to increase fused salt
The operational efficiency of jacking equipment.
Further, preferably, fused salt passage is also including mutual by gate-controlled switch with the entrance of fused salt jacking equipment
The fused salt buffer area of connection;
Gate-controlled switch is closed when fused salt week, turn trough left entrance, and fused salt is blocked in fused salt buffer area;
Gate-controlled switch is opened when fused salt week, turn trough returned to entrance, and fused salt is discharged to fused salt week turn trough.
Gate-controlled switch according to the turn trough operation of fused salt week, when fused salt week turn trough by fused salt jacking equipment lifted and away from fused salt liter
When dropping the entrance of equipment, close gate-controlled switch, fused salt be blocked in fused salt buffer area, prevent fused salt continue to be discharged into it is elevated before
Fused salt turnover groove location;When fused salt week turn trough decline during close to the entrance of fused salt jacking equipment, open gate-controlled switch, will be molten
Fused salt in salt buffer area is discharged to fused salt week turn trough.
In addition, preferably, fused salt circulated heat recovery system also includes secondary thermocirculator;
Secondary thermocirculator includes the hot medium pipeline for producing tank from heat and stretching out;Hot medium pipeline at least part is with melting
Salt sustained release groove is in contact, and is sustained groove heat-shift with fused salt.
Hot medium pipeline is in contact with fused salt sustained release groove, by heat-shift, can effectively keep fused salt to be produced in heat
Temperature outside tank, ensure the unobstructed of fused salt passage, prevent fused salt from condensing, also, the more energy-conserving and environment-protective for electric heating.
Further, preferably, secondary thermocirculator also includes thermal medium pump, for conveying the heat in hot medium pipeline
Medium.Thermal medium can be fed rapidly into fused salt sustained release groove and need at heat-shift by thermal medium pump, reduce fused salt sustained release groove
It is incubated cost.
In addition, preferably, thermal medium, which is heat, produces caused high-temperature gas in tank.High-temperature gas is that heat produces tank
Product, high-temperature gas is directly used in heat exchange, saves the energy.
In addition, preferably, into gas, the position of groove is being sustained close to fused salt for thermal medium heating evaporation in heat produces tank
Put and be condensed into liquid and flow back.Hot medium pipeline is used for the conveying of gas and the backflow of condensed fluid, and producing tank with heat does not connect
It is logical.Condensed fluid is in the bottom of hot medium pipeline due to Action of Gravity Field, is heated after flashing to gas and is distributed in hot medium pipeline
Top, that is, fused salt sustained release groove bottom, gas transfer heat to fused salt sustained release groove.It can be flowed back after thermal medium cooling
And evaporate, so as to realize the Multi-class propagation of energy.
In addition, preferably, fused salt passage at least part and horizontal plane angle be more than or equal to 20 degree, and be less than or
Equal to 60 degree.The angle of fused salt passage and horizontal plane is controlled between 20 degree to 60 degree, effectively can be made using the gravity of fused salt
With making fused salt smooth flow to water softening tank, additionally it is possible to control the flowing velocity of fused salt.
In addition, preferably, fused salt passage, which since the outlet of fused salt jacking equipment, sequentially passes through heat, produces the upper of tank
Behind portion and the inside of water softening tank, the bottom that heat produces tank is again passed through, reconnects the entrance of melt back salt jacking equipment;
Fused salt under gravity, along fused salt passage, since the outlet of fused salt jacking equipment, tank is produced by heat
Water softening tank is flowed into behind top, then flow to heat from water softening tank and produces the bottom of tank, then flows back into the entrance of fused salt jacking equipment;It is molten
Salt jacking equipment is used to the fused salt for flowing back to fused salt jacking equipment being recycled to exit from porch.
Fused salt flows through sharp temperature drop after water softening tank, again passes through the bottom that heat produces tank, can cause fused salt
Temperature is raised, and prevents fused salt from solidifying.When fused salt is transferred to the exit of fused salt jacking equipment, tank is produced using heat
Top is heated again, and the heat energy of tank can be more fully produced using heat.
Brief description of the drawings
Fig. 1 is that the utility model first embodiment fused salt circulated heat recovery system faces schematic cross-sectional view;
Fig. 2 is the enlarged diagram of the utility model second embodiment fused salt jacking equipment;
Fig. 3 is the schematic side view of the embodiment fused salt circulated heat recovery system of the utility model the 3rd;
Fig. 4 is that the utility model the 4th embodiment fused salt circulated heat recovery system faces schematic cross-sectional view;
Fig. 5 is the enlarged diagram of the embodiment pair thermocirculator of the utility model the 5th;
Fig. 6 is the enlarged diagram of the embodiment pair thermocirculator of the utility model the 6th;
Fig. 7 is the enlarged diagram of the embodiment pair thermocirculator of the utility model the 7th;
Fig. 8 is that the utility model the 8th embodiment fused salt circulated heat recovery system faces schematic cross-sectional view.
Description of reference numerals:
1- heats produce tank;2- water softening tanks;3- fused salt passages;31- fused salt buffer areas;32- gate-controlled switches;4- fused salts lift
Equipment;41- fused salt week turn troughs;42- elevating mechanisms;43- switching mechanisms;44- fused salts are sustained groove;45- translation mechanisms;5- is exported;
6- entrances;7- pair thermocirculators;71- hot medium pipelines;72- thermal medium pumps.
Embodiment
Embodiment one
First embodiment of the present utility model provides a kind of fused salt circulated heat recovery system, shown in Figure 1, bag
Include:Heat produces tank 1, water softening tank 2, fused salt passage 3 and fused salt jacking equipment 4;
Fused salt passage 3 sequentially passes through heat and produces the interior of tank 1 and water softening tank 2 since the outlet 5 of fused salt jacking equipment 4
Portion, reconnect the entrance 6 of melt back salt jacking equipment 4;
Wherein, the height that the part fused salt passage 3 in tank 1 is produced positioned at heat melts higher than the part in water softening tank 2
Salt passage 3;
Fused salt under gravity, along fused salt passage 3, since the outlet 5 of fused salt jacking equipment 4, produces by heat
Water softening tank 2 is flowed into after tank 1, then flows back into the entrance 6 of fused salt jacking equipment 4;Fused salt jacking equipment 4 is used to that fused salt lifting will to be flowed back to
The fused salt of equipment 4 is recycled at entrance 6 at outlet 5.
In the present embodiment, the height of the part fused salt passage 3 in heat generation tank 1, which is higher than, is located at water softening tank 2
Interior part fused salt passage 3 so that fused salt is able to flow through water softening tank 2 directed along fused salt passage 3 under gravity, will be molten
The waste heat of salt is converted into steam recycling.Because fused salt has toughness, therefore by adjusting the gradient of fused salt passage 3 with regard to energy
Enough flow velocitys for easily controlling fused salt, inclined fused salt passage 3 have the advantage of sustained release, and then control fused salt in water softening tank 2
Heat exchange efficiency.
Positioned at the fused salt of the entrance 6 of fused salt jacking equipment 4, going out for fused salt jacking equipment 4 is promoted to through fused salt jacking equipment 4
Mouth 5, the fused salt of high temperature are exchanged heat from the water softening tank 2 of the heat generation inflow lower of tank 1 positioned at eminence, the production of soft water absorption heat
Raw steam, fused salt are released thermal temperature and reduced.Fused salt after cooling is promoted to the outlet 5 of fused salt jacking equipment 4 again, passes through
Temperature raises again after heat produces tank 1, is circulated with this.
For compared with the prior art, the fused salt jacking equipment 4 that the utility model is set can set fused salt from fused salt lifting
It is promoted at standby 4 entrance 6 at outlet 5, for jacking equipment compares pump for liquid salts, cost is cheap and technology maturation.Jacking equipment
Quick operation, it can effectively prevent sticky fused salt and condense, ensure the mobility of fused salt, can swimmingly flow out jacking equipment
Outlet 5.
In the present embodiment, at least part of fused salt passage 3 and the angle of horizontal plane are more than or equal to 20 degree, and are less than
Or equal to 60 degree.The angle of fused salt passage 3 and horizontal plane is controlled between 20 degree to 60 degree, can effectively utilize the gravity of fused salt
Effect makes fused salt smooth flow to water softening tank 2, additionally it is possible to controls the flowing velocity of fused salt.Preferably, heat produce tank 1 with it is soft
Fused salt passage 3 in water pot 2 is spirality channel, by making fused salt decline in the inside spin of water softening tank 2, can make the heat exchange of fused salt
It is more abundant.
Embodiment two
Second embodiment of the present utility model provides a kind of fused salt circulated heat recovery system.Second embodiment is
The further improvement of first embodiment, is mainly theed improvement is that, in second embodiment of the present utility model, referring to figure
Shown in 2, fused salt jacking equipment 4 includes fused salt week turn trough 41, elevating mechanism 42, switching mechanism 43 and fused salt sustained release groove 44;
Wherein, outlet 5 is opened in the bottom of fused salt sustained release groove 44;
Fused salt flows into fused salt week turn trough 41, the drive of elevating mechanism 42 fused salt week turn trough 41 rises to fused salt and delayed by entrance 6
Release the top position of groove 44;Switching mechanism 43 drives fused salt week turn trough 41 to overturn, and fused salt is poured into fused salt sustained release groove 44, fused salt
Flowed out at the outlet 5 opened up from fused salt sustained release groove 44, elevating mechanism 42 drives fused salt week turn trough 41 to decline, until fused salt week
Turn trough 41 receives the fused salt from entrance 6 again, is circulated with this.
By the fused salt of water softening tank 2, fused salt is carried by fused salt week turn trough 41, fused salt week turn trough 41 carried by elevating mechanism 42
The top of fused salt sustained release groove 44 is risen to, fused salt quickly can be poured into fused salt sustained release groove 44 by switching mechanism 43.
Because switching mechanism 43 is insensitive to impurity, for comparing pump for liquid salts, can be better protected from fused salt solidification and
The obstruction that sticky property is brought.The fused salt for importing fused salt sustained release groove 44 is constantly delayed by the outlet 5 of fused salt sustained release groove 44 bottom
Sustained release is put into heat and produced in tank 1, and is produced in heat and heat is obtained in tank 1.
Embodiment three
3rd embodiment of the present utility model provides a kind of fused salt circulated heat recovery system.3rd embodiment is
The further improvement of second embodiment, is mainly theed improvement is that, in the 3rd embodiment of the present utility model, referring to figure
Shown in 3, fused salt jacking equipment 4 also includes translation mechanism 45, for moving fused salt week turn trough 41 in the horizontal direction.Fused salt lifting is set
Standby 4 translation mechanisms 45 set can effectively prevent fused salt week turn trough 41 from being collided in lifting with surrounding structure, improve molten
The reliability of salt jacking equipment 4, and translation mechanism 45 can prevent high-temperature molten salt from the entrance 6 of fused salt jacking equipment 4 flow out when,
Splash is to outside working range.The fused salt sustained release groove 44 and translation mechanism 45 being used cooperatively with elevating mechanism 42, it is possible to increase molten
The operational efficiency of salt jacking equipment 4.Preferably, translation mechanism 45 can also pass through lead screw transmission by transmitting V belt translation.
The moving direction of translation mechanism 45 both can lift direction perpendicular to fused salt week turn trough 41, and perpendicular to fused salt injection direction, put down
Telephone-moving structure 45 and the stagger setting of fused salt jacking equipment 4, it can prevent from touching fused salt jacking equipment 4 when fused salt week turn trough 41 from lifting
Entrance 6.
Embodiment four
4th embodiment of the present utility model provides a kind of fused salt circulated heat recovery system.4th embodiment is
The further improvement of 3rd embodiment, is mainly theed improvement is that, in the 4th embodiment of the present utility model, referring to figure
Shown in 4, fused salt passage 3 also includes the fused salt buffer area being connected with each other with the entrance 6 of fused salt jacking equipment 4 by gate-controlled switch 32
31;
Gate-controlled switch 32 is closed when fused salt week, turn trough 41 left entrance 6, and fused salt is blocked in fused salt buffer area 31;
Gate-controlled switch 32 is opened when fused salt week, turn trough 41 returned to entrance 6, and fused salt is discharged to fused salt week turn trough 41.
Gate-controlled switch 32 is run according to fused salt week turn trough 41, when fused salt week turn trough 41 lifted by fused salt jacking equipment 4 and remote
From fused salt jacking equipment 4 entrance 6 when, close gate-controlled switch 32, fused salt is blocked in fused salt buffer area 31, prevents fused salt from continuing
Be discharged into it is elevated before 41 position of fused salt week turn trough;When fused salt week turn trough 41 decline and close to the entrance 6 of fused salt jacking equipment 4
When, gate-controlled switch 32 is opened, the fused salt in fused salt buffer area 31 is discharged to fused salt week turn trough 41.Gate-controlled switch 32 can lead to
Excess pressure sensor operations, when fused salt week, turn trough 41 rested in the entrance 6 of fused salt jacking equipment 4, pressure sensor receives
Pressure signal, it is transferred to computer and opens gate-controlled switch 32;When the weight of fused salt and fused salt week turn trough 41 reaches certain number
Value, gate-controlled switch 32 are closed.Certainly, pressure sensor can also be replaced with imaging sensor or timer.
Embodiment five
5th embodiment of the present utility model provides a kind of fused salt circulated heat recovery system.5th embodiment is
The further improvement of any one embodiment, is mainly theed improvement is that, in the utility model in second to the 4th embodiment
The 5th embodiment in, shown in Figure 5, fused salt circulated heat recovery system also includes secondary thermocirculator 7;
Secondary thermocirculator 7 includes the hot medium pipeline 71 for producing tank 1 from heat and stretching out;At least portion of hot medium pipeline 71
Divide and be in contact with fused salt sustained release groove 44, and the heat-shift of groove 44 is sustained with fused salt.
Groove 44 is sustained by hot medium pipeline 71 and fused salt to be in contact heat-shift, can effectively keep fused salt to be produced in heat
Temperature outside raw tank 1, ensures the unobstructed of fused salt passage 3.The melting temperature of fused salt generally between 142 DEG C to 148 DEG C, is less than
142 DEG C of temperature can then solidify.And in order to prevent fused salt from solidifying, the bottom of groove 44 can be sustained in fused salt electric heating tube is set, electricity adds
Heat pipe is used for the temperature for controlling fused salt.Although electric heating tube can control the temperature of fused salt, extra energy supply is needed.
Compared to the electric heating tube of power consumption, with more the advantage of energy-conserving and environment-protective by the way of hot medium pipeline 71.
Secondary thermocirculator 7 also includes thermal medium pump 72, for conveying the thermal medium in hot medium pipeline 71.Thermal medium pump
72 thermal medium can be fed rapidly into fused salt sustained release groove 44 need at heat-shift, reduce fused salt sustained release groove 44 insulation into
This.
Embodiment six
6th embodiment of the present utility model provides a kind of fused salt circulated heat recovery system, the 6th embodiment with
5th embodiment is different, is in place of main difference, in the 5th embodiment of the present utility model, thermal medium passes through
Thermal medium pump 72 conveys;And in the 6th embodiment of the present utility model, shown in Figure 6, thermal medium is that heat produces tank 1
In caused high-temperature gas.High-temperature gas is the direct product that heat produces tank 1, and the change that heat produces pressure in tank 1 is smaller,
When the temperature increases, the volume of high-temperature gas becomes big, because the quality of high-temperature gas does not change, therefore high-temperature gas density
Reduce, the eminence that the high-temperature gas that density reduces can produce tank 1 to heat flows, and then reaches the bottom of fused salt sustained release groove 44.
When the fused salt in these high-temperature gases and fused salt sustained release groove 44 cools down, density increase, heat will be back to and produced in tank 1,
Circulated with this.Circulated by high-temperature gas, can effectively keep the temperature of fused salt, save the energy.
Embodiment seven
7th embodiment of the present utility model provides a kind of fused salt circulated heat recovery system, the 7th embodiment with
Five, the 6th embodiments are different, are in place of main difference, in the 7th embodiment of the present utility model, referring to
Shown in Fig. 7, it can flow back and recycle after thermal medium cooling.Thermal medium in heat produces tank 1 heating evaporation into gas, by
The position of nearly fused salt sustained release groove 44 is condensed into liquid and flowed back.
Hot medium pipeline 71 is used for the conveying of gas and the backflow of condensed fluid, and producing tank 1 with heat does not connect.Condensate liquid
Body is in the bottom of hot medium pipeline 71 due to Action of Gravity Field, heated to flash to the top that hot medium pipeline 71 is distributed in after gas
Portion, that is, the bottom of fused salt sustained release groove 44, gas transfer heat to fused salt sustained release groove 44.It can be flowed back after thermal medium cooling
And recycling is evaporated, so as to realize the Multi-class propagation of energy.
Embodiment eight
8th embodiment of the present utility model provides a kind of fused salt circulated heat recovery system.8th embodiment is
The further improvement of first embodiment, is mainly theed improvement is that, in the 8th embodiment of the present utility model, referring to figure
Shown in 8, fused salt passage 3 sequentially passes through top and water softening tank 2 that heat produces tank 1 since the outlet 5 of fused salt jacking equipment 4
Inside after, again pass through the bottom that heat produces tank 1, reconnect the entrance 6 of melt back salt jacking equipment 4;
Fused salt under gravity, along fused salt passage 3, since the outlet 5 of fused salt jacking equipment 4, produces by heat
Water softening tank 2 is flowed into behind the top of tank 1, then flow to heat from water softening tank 2 and produces the bottom of tank 1, then flows back into fused salt jacking equipment 4
Entrance 6;Fused salt jacking equipment 4 is used to the fused salt for flowing back to fused salt jacking equipment 4 being recycled at entrance 6 at outlet 5.
Fused salt flows through sharp temperature drop after water softening tank 2, again passes through the bottom that heat produces tank 1, can to melt
Salt temperature is raised, and prevents fused salt from solidifying.When fused salt is transferred at the outlet 5 of fused salt jacking equipment 4, heat is utilized to produce tank
1 top is heated again, heat can be made full use of to produce tank 1, and reheating makes the temperature of fused salt higher.Certainly, heat
Curl can also be set by producing the fused salt passage 3 of the bottom of tank 1, to extend heat exchanger time and heat exchange contact area.
It will be understood by those skilled in the art that in above-mentioned each embodiment, in order that reader is more preferably geographical
Solve the application and propose many ins and outs.But even if without these ins and outs and based on the respective embodiments described above
Many variations and modification, each claim of the application technical scheme claimed can also be realized substantially.Therefore, in reality
In, can to above-mentioned embodiment, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (10)
- A kind of 1. fused salt circulated heat recovery system, it is characterised in that including:Heat produces tank (1), water softening tank (2), fused salt passage (3) and fused salt jacking equipment (4);The fused salt passage (3) sequentially passes through the heat and produces tank since the outlet (5) of the fused salt jacking equipment (4) (1) and the water softening tank (2) inside, reconnect back the entrance (6) of the fused salt jacking equipment (4);Wherein, the height of the part fused salt passage (3) in heat generation tank (1) is higher than and is located at the water softening tank (2) Interior part fused salt passage (3);Fused salt under gravity, along the fused salt passage (3), since the outlet (5) of the fused salt jacking equipment (4), passes through Cross the heat generation tank (1) and flow into the water softening tank (2) afterwards, then flow back into the entrance (6) of the fused salt jacking equipment (4); The fused salt jacking equipment (4) is used to the fused salt for flowing back to the fused salt jacking equipment (4) being recycled to outlet from entrance (6) (5) place.
- 2. fused salt circulated heat recovery system according to claim 1, it is characterised in that:The fused salt jacking equipment (4) Including fused salt week turn trough (41), elevating mechanism (42), switching mechanism (43) and fused salt sustained release groove (44);Wherein, the outlet (5) is opened in the bottom of the fused salt sustained release groove (44);Fused salt flows into the fused salt week turn trough (41), the elevating mechanism (42) drives the fused salt week by the entrance (6) Turn trough (41) rises to the top position of the fused salt sustained release groove (44);The switching mechanism (43) drives the fused salt week turn trough (41) overturn, and fused salt is poured into the fused salt and is sustained groove (44), the institute that fused salt is opened up from fused salt sustained release groove (44) The outflow of outlet (5) place is stated, the elevating mechanism (42) drives the fused salt week turn trough (41) to decline, until the fused salt week turn trough (41) fused salt from the entrance (6) is received again, is circulated with this.
- 3. fused salt circulated heat recovery system according to claim 2, it is characterised in that:The fused salt jacking equipment (4) Also include translation mechanism (45), for moving the fused salt week turn trough (41) in the horizontal direction.
- 4. fused salt circulated heat recovery system according to claim 3, it is characterised in that:The fused salt passage (3) is also wrapped Include the fused salt buffer area (31) being connected with each other with the entrance (6) of the fused salt jacking equipment (4) by gate-controlled switch (32);The gate-controlled switch (32) is closed when the fused salt week turn trough (41) leaves the entrance (6), and fused salt is blocked in into institute State in fused salt buffer area (31);The gate-controlled switch (32) is opened when the fused salt week turn trough (41) returns to the entrance (6), and fused salt is discharged to institute State in fused salt week turn trough (41).
- 5. fused salt circulated heat recovery system according to claim 2, it is characterised in that:Fused salt circulated heat recovery system Also include secondary thermocirculator (7);The secondary thermocirculator (7) includes the hot medium pipeline (71) for producing tank (1) from the heat and stretching out;The thermal medium Pipeline (71) at least part is in contact with fused salt sustained release groove (44), and is sustained groove (44) heat-shift with the fused salt.
- 6. fused salt circulated heat recovery system according to claim 5, it is characterised in that:The secondary thermocirculator (7) Also include thermal medium pump (72), for conveying the thermal medium in the hot medium pipeline (71).
- 7. fused salt circulated heat recovery system according to claim 5, it is characterised in that:The thermal medium is the heat Produce caused high-temperature gas in tank (1).
- 8. fused salt circulated heat recovery system according to claim 5, it is characterised in that:The thermal medium is in the heat Heating evaporation in tank (1) is produced, into gas, to be condensed into liquid close to the position of fused salt sustained release groove (44) and flowing back.
- 9. fused salt circulated heat recovery system according to claim 1, it is characterised in that:The fused salt passage (3) is at least The angle for having part and horizontal plane is more than or equal to 20 degree, and less than or equal to 60 degree.
- 10. fused salt circulated heat recovery system according to claim 1, it is characterised in that:The fused salt passage (3) is from institute The outlet (5) for stating fused salt jacking equipment (4) starts, and sequentially passes through top and the water softening tank (2) that the heat produces tank (1) Inside after, again pass through the bottom that the heat produces tank (1), reconnect back the entrance of the fused salt jacking equipment (4) (6);Fused salt under gravity, along the fused salt passage (3), since the outlet (5) of the fused salt jacking equipment (4), passes through Cross after the heat produces the top of tank (1) and flow into the water softening tank (2), then the heat production is flow to from the water softening tank (2) The bottom of raw tank (1), then flow back into the entrance (6) of the fused salt jacking equipment (4);The fused salt jacking equipment (4) is used for will The fused salt for flowing back to the fused salt jacking equipment (4) is recycled to outlet (5) place from entrance (6).
Priority Applications (1)
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