CN107906995A - Accumulation of heat plate heat exchanger - Google Patents
Accumulation of heat plate heat exchanger Download PDFInfo
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- CN107906995A CN107906995A CN201711138858.4A CN201711138858A CN107906995A CN 107906995 A CN107906995 A CN 107906995A CN 201711138858 A CN201711138858 A CN 201711138858A CN 107906995 A CN107906995 A CN 107906995A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention belongs to thermoelectricity co-generating heat supplying technical field, is related to a kind of accumulation of heat plate heat exchanger.13~20 regenerative heat-exchange plates are placed between fixed pressure plate and movable pressure plate with guide rod positioning and close-packed arrays, gasket pad is between adjacent regenerative heat-exchange plate, two adjacent gaskets are reversely put mutually, are compressed with clamping screw and are formed accumulation of heat plate heat exchanger.Regenerative heat-exchange plate is the board-like cavity for encapsulating phase change heat storage material, using the latent heat of phase change of phase-change material, plate heat exchanger is had heat storage capacity.When cogeneration units participate in network load peak regulation, phase change heat storage material is mainly stored in the form of latent heat of phase change or is discharged heat, and accumulation of heat plate heat exchanger can play heating demand adjustment effect.The present invention improves load peak modulation capacity of the cogeneration units in heat supply period, expands the grid-connected space of generation of electricity by new energy, the cogeneration units suitable for participating in electric load peak regulation.
Description
Technical field
The invention belongs to thermoelectricity co-generating heat supplying technical field, more particularly to a kind of accumulation of heat plate heat exchanger.
Background technology
, will be more than 15% to the year two thousand twenty China renewable energy power generation accounting according to China's electric power development blueprint.Due to heat
Thermal power plant unit is produced in Heating Season generally using the operational mode of the fixed electricity of heat in Electricity Federation, and electric load peak modulation capacity is poor, limit wind energy,
The new energy power generation grid-connection of the load fluctuations such as solar energy, causes serious wind of abandoning to abandon energy phenomenon.Therefore, effective technology way is explored
Footpath, improves electric load peak modulation capacity of the cogeneration units in Heating Season, and more online spaces are reserved for generation of electricity by new energy,
It is one of key issue of current cogeneration of heat and power field face.
The plate heat exchanger that present local heat exchange station generally uses, does not possess heat load adjustment ability.First-degree heating network water and
Secondary heat networks water carries out heat exchange by plate heat exchanger, and first-degree heating network water releases heat, and secondary heat networks water absorbs heat, level-one
The backwater that temperature reduces after heat supply network water supply heat release returns to cogeneration units heat supply initial station, and secondary heat networks water is heat user heat supply.
Therefore co-generation unit needs one kind to possess heat storage capacity, strengthens the stability of plate heat exchanger heat supply, works as heat
Heating quality is constant during the participation peak load regulation network quantity of heat production change of motor group, and the heat accumulation plate in online space is provided for generation of electricity by new energy
Formula heat exchanger.
The content of the invention
In order to solve the problems, such as to be mentioned in background technology, overall plan of the invention is：The present invention has accumulation of heat for one kind
The plate heat exchanger of ability, i.e. accumulation of heat plate heat exchanger, heat exchanger plate is the heat exchanger plates with enclosure space, wherein encapsulating phase
Change heat storage material, and first-degree heating network water and secondary heat networks water can be separated.Using the solid-liquid phase change latent heat of heat-storing material, make board-like
Heat exchanger has heat accumulation and heat load adjustment ability.When cogeneration units participate in peak load regulation network, generation load change causes
Extraction flow of steam as heat source changes, and then the thermal change for causing Gateway Station in Heating Network heater to export, accumulation of heat plate-type heat-exchange
Device can play heating demand adjustment effect.Cogeneration units steam turbine provide more steam extraction amount when, heat-storing material mainly with
The form storing heat of latent heat of phase change；When cogeneration units load down is run, heat-storing material release part latent heat, and level-one heat
The heat that net water supply transports is transmitted to secondary heat networks water by plate together, to maintain the thermic load that heat exchangers for district heating is stablized defeated
Go out.So that during cogeneration units variable load operation, Gateway Station in Heating Network heater is used by accumulation of heat, exothermic process for heat supply network and heat
Family provides stable Heating quality.Accumulation of heat plate heat exchanger has the advantages that heat exchange efficiency is high, and floor space is small, because adding phase
Become material, there is heat load adjustment ability, the present invention improves load peak modulation capacity of the cogeneration units in heat supply period, expands
The grid-connected space of generation of electricity by new energy.
The concrete technical scheme of the present invention：
Accumulation of heat plate heat exchanger includes regenerative heat-exchange plate 1, fixed pressure plate 2, movable pressure plate 3, gasket 4, guide rod
5th, 7,13~20 regenerative heat-exchange plates 1 of sealing ring 6 and clamping screw are placed in fixed pressure plate with the positioning of guide rod 5 and close-packed arrays
Between 2 and movable pressure plate 3,5 both ends of guide rod are each passed through the guide rod hole of 3 upper end of fixed pressure plate 2 and movable pressure plate
206, another 5 both ends of guide rod are each passed through the guide rod hole 206 of 3 lower end of fixed pressure plate 2 and movable pressure plate, and guide rod 5
It is placed in the locating channel 105 of whole regenerative heat-exchange plates 1,5 both ends of guide rod are fixed with nut respectively, and gasket 4 is padded adjacent
Between two panels regenerative heat-exchange plate 1, adjacent two gaskets 4 are reversely put mutually, and 4 sealing rings 6 are respectively placed in first
4 runner holes 104 of regenerative heat-exchange plate 1 and the first flow import 201 on fixed pressure plate 2, first flow outlet 202,
Between second flow channel import 203 and second flow channel export 204 interior side ports, play in each Inlet and outlet water port and corresponding runner hole
The sealing function of 104 connections, last a piece of regenerative heat-exchange plate 1 abut movable pressure plate 3, last a piece of regenerative heat-exchange plate 1
Side plate on there is no runner hole, place a piece of gasket 4 between a piece of regenerative heat-exchange plate 1 and movable pressure plate 3 finally, then
Corresponding 8 compression bars on 8 strut kongs 205 and movable pressure plate 3 being each passed through on fixed pressure plate 2 with 8 clamping screws 7
Hole 205 is tightened with nut, fixed pressure plate 2 and movable pressure plate 3 is compressed whole regenerative heat-exchange plates 1, gasket 4 and sealing
Circle 6, forms accumulation of heat plate heat exchanger；
The regenerative heat-exchange plate 1 is made of 2 blocks of side plates 101, coaming plate 102 and 4 seal washers 103, and side plate 101 is length
Square structure, symmetrical 4 circular runner holes 104, respectively have one and half at the midpoint of two rectangle short sides at 4 angles
Circular locating channel 105, is plane at 4 edge portions of side plate 101 and 4 runner holes, the remainder of side plate 101 is
To the corrugated surface of the same side protrusion, play the role of turbulent flow reinforced heat transfer to the corrugated surface of the same side protrusion, coaming plate 102 is length
Square ring structure, width are equal to or less than the width of side plate 101, and length is equal to or less than the length of side plate 101, and short side is by two
A semicircular ring composition, there is 2 respectively threaded holes of charging hole 106 and venthole 107 at the center of a short side；Two pieces of sides
Plate 101 is parallel to each other and corrugated surface to the same side protrusion is set in the same direction, two edges of coaming plate 102 respectively with two blocks of side plates
101 are welded to form the heat exchanger plates cavity body of regenerative heat-exchange plate 1, and 4 runner holes 104 on side plate 101 are enclosed in by coaming plate 102
In heat exchanger plates cavity, between 4 groups of opposite runner holes 104 that 4 seal washers 103 are respectively placed on two blocks of side plates 101 and with
Runner hole 104 is concentric, and seal washer 103 plays sealing and support, and runner hole 104 and heat exchanger plates cavity are separated, and is changing
Filling phase change heat storage material in hot plate cavity, then charging hole 106 and venthole 107 are blocked with screw, form regenerative heat-exchange plate
1；
The gasket 4 is rectangle structure, and gasket width is of same size with side plate 101, gasket length and side
The length of plate 101 is identical, and gasket 4 is made of two runner circles 401 and heat exchange circle 402, and two runner circles 401 are ring,
In same gasket long side, two runner circles 401 are symmetrically distributed in the both ends of gasket 4, the center of two runner circles 401
Away from, heat exchange circle 402 subject to trapezoidal knot identical with the centre-to-centre spacing in two runner holes 104 at same long side both ends on side plate 101
Structure；
Gasket 4 is padded between the adjacent regenerative heat-exchange plate 1 of two panels, and two runner circles 401 surround side plate 101 respectively
Two runner holes 104 of one long side, form the passage of first flow or the passage of second flow channel, and heat exchange circle 402 surrounds side
Two runner holes 104 of another long side of plate 101, form first flow heat transfer zone or second flow channel heat transfer zone；
The runner circle 401 of first gasket 4 is placed in right side, heat exchange circle 402 and first and second regenerative heat-exchange
The two panels adjacent side plates 101 of plate 1 form first flow heat transfer zone, and two runner circles are changed with first and second heat accumulating type respectively
Two runner holes 104 of hot plate 1 and seal washer 103 form the passage of second flow channel, the runner circle of second gasket 4
401 are placed in left side, the composition second of two panels adjacent side plates 101 of heat exchange circle 402 and second and three pieces regenerative heat-exchange plate 1
Road heat transfer zone, two runner circles 401 form the with two runner holes 104 of second and three pieces regenerative heat-exchange plate 1 respectively
The passage of one runner, and so on, first flow heat transfer zone and second flow channel heat transfer zone are alternately distributed, the passage of first flow and
The passage of second flow channel is also alternately distributed；First flow import 201 and first flow outlet 202 pass through sealing ring 6 and the respectively
The passage of one runner is whole first flow heat transfer zone parallel communications, the first flow of composition accumulation of heat plate heat exchanger, second
Road import 203 and second flow channel outlet 204 are respectively by sealing ring 6 and the passage of second flow channel whole second flow channel heat transfer zones
Parallel communication, forms the second flow channel of accumulation of heat plate heat exchanger.
The ripple of the corrugated surface to the same side protrusion is herringbone ripple, horizontal straight ripple, oblique ripple or vertical
Ripple.
The phase change heat storage material is made of paraffin and expanded graphite.
Regenerative heat-exchange plate 1 enclosed inside phase change heat storage material paraffin of the present invention between cold fluid and hot fluid and expansion stone
Ink.The latent heat of phase change that paraffin is absorbed or discharged in solid-liquid phase-change process, makes plate heat exchanger have heat storage capacity, to thermic load
Play regulatory role, the ability that cogeneration units participate in peak load regulation network can be improved, sent out beneficial to power grid consumption such as wind-powered electricity generation new energy
Electricity.The solid-liquid phase change temperature of paraffin is approximately equal to heat supply network heat exchanger hot water initial temperature, can maintain heated secondary heat networks water
Metastable feed temperature.Addition expanded graphite improves the capacity of heat transmission of phase change heat storage material, be conducive to cold fluid and hot fluid it
Between heat exchange.
When accumulation of heat plate heat exchanger works normally, hot water enters the passage of first flow, hot water from first flow import 201
Flowed from top to bottom in first flow heat transfer zone, the passage by the first flow of regenerative heat-exchange plate 1 converges, finally from the
One runner exit 202 flows out.Cold water enters the passage of second flow channel from second flow channel import 203, and cold water exchanges heat in second flow channel
Flowed from the bottom up in area, the passage by the second flow channel of regenerative heat-exchange plate 1 converges, finally from second flow channel outlet 204
Outflow.
Due to the effect of gasket 4, hot water and cold water are flowed in the heat transfer zone of 1 both sides of regenerative heat-exchange plate respectively.At this
Hot water is released heat and is absorbed by phase change heat storage material during one, and phase change heat storage material heating is until thawing, absorbs substantial amounts of phase
Become latent heat, improve the storage density of heat exchanger, after the temperature fluctuation of phase change heat storage material passes to cold water side from hot water side, cold water
Start to absorb heat heating until end temperature reaches balance.
When cogeneration units participate in electric load peak regulation, the first-degree heating network hydro-thermal amount in first flow is reduced, and causes to store
The heat source input of hot plate type heat exchanger is reduced, and phase change heat storage material temperature reduces, and when being cooled to phase transition temperature, phase occurs for material
Become, liquid condenses into solid-state, releases the latent heat of fusion, and heat is transmitted in second flow channel by the side plate 101 of regenerative heat-exchange plate 1
Secondary heat networks water, makes up the reduction of the defeated heat of first-degree heating network water.Since phase transformation latent heat of fusion value is larger, and stored in phase transition process
The temperature fluctuation of hot material is little, plays the adjustment effect of stable heat source, solves existing plate heat exchanger heat load adjustment
Technical problem.
Beneficial effects of the present invention are：Add phase change heat storage material in heat regenerator plate, it is simple and compact for structure, make board-like
Heat exchanger possesses heat storage capacity, enhances the stability of plate heat exchanger heat supply, when thermoelectricity unit participates in peak load regulation network quantity of heat production
Heating quality is constant during change, and online space is provided for generation of electricity by new energy.
Brief description of the drawings
Fig. 1 is accumulation of heat plate heat exchanger schematic diagram；
Fig. 2 is the board-like heat exchanger part decomposition diagram of accumulation of heat；
Fig. 3 is regenerative heat-exchange plate exploded view；
Fig. 4 is side plate schematic diagram；
Fig. 5 is coaming plate schematic diagram；
Fig. 6 is gasket schematic diagram.
In figure：1-- regenerative heat-exchange plates, 101-- side plates, 102-- coaming plates, 103-- seal washers, 104-- runners hole,
105-- locating channels, 106-- charging holes, 107-- ventholes, 2-- fixed pressure plates, 201-- first flow imports, 202--
One runner exit, 203-- second flow channel imports, the outlet of 204-- second flow channels, 205-- strut kongs, 206-- guide rod holes, 3-- live
Dynamic pressure strip, 4-- gaskets, 401-- runner circles, 402-- heat exchange circles, 5-- guide rods, 6-- sealing rings, 7-- clamping screws.
Embodiment
The invention will be further described with reference to the accompanying drawings and embodiments.
The present embodiment is a kind of accumulation of heat plate heat exchanger, such as the accumulation of heat plate heat exchanger schematic diagram of Fig. 1 and the heat accumulation plate of Fig. 2
Formula heat exchanger part decomposition diagram, accumulation of heat plate heat exchanger include regenerative heat-exchange plate 1, fixed pressure plate 2, movable pressure plate
3rd, gasket 4, guide rod 5, sealing ring 6 and clamping screw 7.15 regenerative heat-exchange plates 1 are placed in the positioning of guide rod 5 and close-packed arrays
Between fixed pressure plate 2 and movable pressure plate 3,5 both ends of guide rod are each passed through on fixed pressure plate 2 and movable pressure plate 3
The guide rod hole 206 at end, another 5 both ends of guide rod are each passed through the guide rod hole 206 of 3 lower end of fixed pressure plate 2 and movable pressure plate,
And guide rod 5 is placed in the locating channel 105 of whole regenerative heat-exchange plates 1,5 both ends of guide rod are fixed with nut respectively, gasket
4 pads between adjacent two panels regenerative heat-exchange plate 1, reversely put mutually by adjacent two gaskets 4.4 sealing rings 6 are put respectively
In the first flow import 201 on 4 runner holes 104 of first regenerative heat-exchange plate 1 and fixed pressure plate 2, first flow
Between outlet 202, second flow channel import 203 and second flow channel export 204 interior side ports, play each Inlet and outlet water port with it is corresponding
The sealing function that runner hole 104 connects.Last a piece of regenerative heat-exchange plate 1 abuts movable pressure plate 3, and last a piece of heat accumulating type changes
There is no runner hole on the side plate of hot plate 1, a piece of sealing is placed between a piece of regenerative heat-exchange plate 1 and movable pressure plate 3 finally
Pad 4.Corresponding 8 on 8 strut kongs 205 and movable pressure plate 3 being each passed through again on fixed pressure plate 2 with 8 clamping screws 7
A strut kong 205 is tightened with nut, fixed pressure plate 2 and movable pressure plate 3 is compressed whole regenerative heat-exchange plates 1, gasket 4
With sealing ring 6, accumulation of heat plate heat exchanger is formed.
As shown in the regenerative heat-exchange plate exploded view of Fig. 3, regenerative heat-exchange plate 1 is by 2 blocks of side plates 101, coaming plates
102 and 4 seal washers 103 are formed.Side plate 101 is rectangle structure, symmetrical 4 circular runner holes at 4 angles
104, respectively there are a semicircular locating channel 105,4 edge portions of side plate 101 and 4 at the midpoint of two rectangle short sides
It is plane at a runner hole, the remainder of side plate 101 is the herringbone corrugated surface to the same side protrusion, as shown in Figure 4.Coaming plate
102 be rectangle cyclic structure, and width is equal to or less than the width of side plate 101, and length is equal to or less than the length of side plate 101,
Short side is made of two semicircular rings, there is 2 respectively screw threads of charging hole 106 and venthole 107 at the center of a short side
Hole, as shown in Figure 5.As shown in figure 3, two blocks of side plates 101 are parallel to each other and while same to the herringbone corrugated surface of the same side protrusion
To setting, two edges of coaming plate 102 are welded to form the heat exchanger plates cavity of regenerative heat-exchange plate 1 with two blocks of side plates 101 respectively
4 runner holes 104 on side plate 101 are enclosed in heat exchanger plates cavity by body, coaming plate 102.4 seal washers 103 are respectively placed in
Between 4 groups of opposite runner holes 104 on two blocks of side plates 101 and concentric with runner hole 104, seal washer 103 plays sealing and branch
The effect of support, runner hole 104 and heat exchanger plates cavity are separated, to separate phase-change material and cold fluid and hot fluid.In heat exchanger plates cavity
In the filling phase change heat storage material being made of paraffin and expanded graphite, then block charging hole 106 and venthole 107, group with screw
Into regenerative heat-exchange plate 1.
As shown in fig. 6, gasket 4 is rectangle structure, gasket width is of same size with side plate 101, gasket length
Degree is identical with the length of side plate 101, and gasket 4 is made of two runner circles 401 and heat exchange circle 402, and two runner circles 401 are circle
Shape circle, in same gasket long side, two runner circles 401 are symmetrically distributed in the both ends of gasket 4, two runner circles 401
Centre-to-centre spacing it is identical with the centre-to-centre spacing in two runner holes 104 at same long side both ends on side plate 101, heat exchange circle 402 subject to
Trapezium structure.
Gasket 4 is padded between the adjacent regenerative heat-exchange plate 1 of two panels, and two runner circles 401 surround side plate 101 respectively
Two runner holes 104 of one long side, form the passage of first flow or the passage of second flow channel, and heat exchange circle 402 surrounds side
Two runner holes 104 of another long side of plate 101, form first flow heat transfer zone or second flow channel heat transfer zone.
As shown in figure 3, the runner circle 401 of first gasket 4 is placed in right side, 402 and first and second are enclosed in heat exchange
The two panels adjacent side plates 101 of regenerative heat-exchange plate 1 form first flow heat transfer zone, two runner circles 401 respectively with first and
Two runner holes 104 of second regenerative heat-exchange plate 1 and seal washer 103 form the passage of second flow channel.Second close
The runner circle 401 of packing 4 is placed in the two panels sides adjacent in left side, heat exchange circle 402 and second and three pieces regenerative heat-exchange plate 1
Plate 101 forms second flow channel heat transfer zone, two runner circles 401, two with second and three pieces regenerative heat-exchange plate 1 respectively
Runner hole 104 forms the passage of first flow.And so on, first flow heat transfer zone and second flow channel heat transfer zone are alternately distributed,
The passage of first flow and the passage of second flow channel are also alternately distributed.202 difference of first flow import 201 and first flow outlet
By the passage of sealing ring 6 and first flow whole first flow heat transfer zone parallel communications, accumulation of heat plate heat exchanger is formed
First flow, second flow channel import 203 and second flow channel outlet 204 are respectively by sealing ring 6 and the passage of second flow channel complete
Portion second flow channel heat transfer zone parallel communication, forms the second flow channel of accumulation of heat plate heat exchanger.
When accumulation of heat plate heat exchanger works normally, hot water, that is, first-degree heating network water enters first-class from first flow import 201
The passage in road, hot water flow from top to bottom in first flow heat transfer zone, by the passage of the first flow of regenerative heat-exchange plate 1
Confluence, finally from 202 outflow of first flow outlet.Cold water, that is, secondary heat networks water enters second flow channel from second flow channel import 203
Passage, cold water flows from the bottom up in second flow channel heat transfer zone, and the passage by the second flow channel of regenerative heat-exchange plate 1 converges
Stream, finally from 204 outflow of second flow channel outlet.
Due to the effect of gasket 4, hot water and cold water are flowed in the heat transfer zone of 1 both sides of regenerative heat-exchange plate respectively.At this
Hot water is released heat and is absorbed by phase change heat storage material during one, and phase change heat storage material heating is until thawing, absorbs substantial amounts of phase
Become latent heat, improve the storage density of heat exchanger, after the temperature fluctuation of phase change heat storage material passes to cold water side from hot water side, cold water
Start to absorb heat heating until end temperature reaches balance.
When cogeneration units participate in electric load peak regulation, the first-degree heating network hydro-thermal amount in first flow is reduced, and causes to store
The heat source input of hot plate type heat exchanger is reduced, and phase change heat storage material temperature reduces, and when being cooled to phase transition temperature, phase occurs for material
Become, liquid condenses into solid-state, releases the latent heat of fusion, and heat is transmitted in second flow channel by the side plate 101 of regenerative heat-exchange plate 1
Secondary heat networks water, make up the reduction of the defeated heat of first-degree heating network water.Since phase transformation latent heat of fusion value is larger, and in phase transition process
The temperature fluctuation of heat-storing material is little, plays the adjustment effect of stable heat source, solves existing plate heat exchanger thermic load tune
The technical problem of section.
The present invention is suitable for participating in the cogeneration units of electric load peak regulation.
Claims (3)
1. a kind of accumulation of heat plate heat exchanger, accumulation of heat plate heat exchanger includes regenerative heat-exchange plate (1), fixed pressure plate (2), activity
Pressure strip (3), gasket (4), guide rod (5), sealing ring (6) and clamping screw (7), 13~20 regenerative heat-exchange plates (1) are used
Simultaneously close-packed arrays are placed between fixed pressure plate (2) and movable pressure plate (3) for guide rod (5) positioning, guide rod (5) both ends difference
Through fixed pressure plate (2) and the guide rod hole (206) of movable pressure plate (3) upper end, another guide rod (5) both ends are each passed through solid
Determine pressure strip (2) and the guide rod hole (206) of movable pressure plate (3) lower end, and guide rod (5) is placed in whole regenerative heat-exchange plates
(1) in locating channel (105), guide rod (5) both ends are fixed with nut respectively, and gasket (4) pad is changed in adjacent two panels heat accumulating type
Between hot plate (1), adjacent two gaskets (4) are reversely put mutually, and 4 sealing rings (6) are respectively placed in first heat accumulating type
4 runner holes (104) of heat exchanger plates (1) export with the first flow import (201) on fixed pressure plate (2), first flow
(202), between second flow channel import (203) and second flow channel outlet (204) interior side port, play in each Inlet and outlet water port and phase
The sealing function for answering runner hole (104) to connect, last a piece of regenerative heat-exchange plate (1) abut movable pressure plate (3), last a piece of
There is no runner hole on the side plate of regenerative heat-exchange plate (1), last a piece of regenerative heat-exchange plate (1) and movable pressure plate (3) it
Between place a piece of gasket (4), then 8 strut kongs (205) on fixed pressure plate (2) are each passed through with 8 clamping screws (7)
Corresponding 8 strut kongs (205) are tightened with nut with movable pressure plate (3), make fixed pressure plate (2) and movable pressure plate
(3) whole regenerative heat-exchange plate (1), gasket (4) and sealing rings (6) are compressed, form accumulation of heat plate heat exchanger, its feature exists
In the regenerative heat-exchange plate (1) is made of 2 pieces of side plates (101), coaming plate (102) and 4 seal washers (103), side plate
(101) it is rectangle structure, symmetrical 4 circular runner holes (104) at 4 angles, in two rectangle short sides
Point respectively has a semicircular locating channel (105), is plane at 4 edge portions of side plate (101) and 4 runner holes, side
The remainder of plate (101) is the corrugated surface to the same side protrusion, and coaming plate (102) is rectangle cyclic structure, coaming plate width etc.
In or less than side plate (101) width, coaming plate length be equal to or less than side plate (101) length, coaming plate short side is by two semicircles
Ring group into, have at the center of a short side 2 be respectively charging hole (106) and venthole (107) threaded holes；Two blocks of side plates
(101) parallel to each other and to the same side protrusion corrugated surface is set in the same direction, two edges of coaming plate (102) respectively with two pieces of sides
Plate (101) is welded to form the heat exchanger plates cavity body of regenerative heat-exchange plate (1), and coaming plate (102) is by 4 runners on side plate (101)
Hole (104) is enclosed in heat exchanger plates cavity, and 4 seal washers (103) be respectively placed on two pieces of side plates (101) 4 groups are opposite
Between runner hole (104) and concentric with runner hole (104), seal washer (103) plays a part of to seal and supports, by runner hole
(104) separated with heat exchanger plates cavity, the filling phase change heat storage material in heat exchanger plates cavity, then charging hole (106) is blocked with screw
With venthole (107), composition regenerative heat-exchange plate (1)；
The gasket (4) is rectangle structure, and gasket width is of same size with side plate (101), gasket length and side
The length of plate (101) is identical, and gasket (4) is made of two runner circles (401) and heat exchange circle (402), two runner circles (401)
For ring, in same gasket long side, two runner circles (401) are symmetrically distributed in the both ends of gasket (4), two streams
The centre-to-centre spacing of road circle (401) is identical with the centre-to-centre spacing of two runner holes (104) at same long side both ends on side plate (101),
Trapezium structure subject to heat exchange circle (402)；
Gasket (4) is padded between the adjacent regenerative heat-exchange plate (1) of two panels, and two runner circles (401) surround side plate respectively
(101) two runner holes (104) of a long side, form the passage of first flow or the passage of second flow channel, heat exchange circle
(402) two runner holes (104) of another long side of side plate (101) are surrounded, form first flow heat transfer zone or second
Road heat transfer zone；
The runner circle (401) of first gasket (4) is placed in right side, and heat exchange circle (402) is changed with first and second heat accumulating type
The two panels adjacent side plates (101) of hot plate (1) form first flow heat transfer zone, and two runner circles are stored with first and second respectively
Two runner holes (104) of hot type heat exchanger plates (1) and seal washer (103) form the passage of second flow channel, second sealing
The runner circle (401) of pad (4) is placed in left side, heat exchange circle (402) and second and the two panels phase of three pieces regenerative heat-exchange plate (1)
Adjacent side plate (101) forms second flow channel heat transfer zone, two runner circles (401) respectively with second and three pieces regenerative heat-exchange plate
(1) two runner holes (104) form the passage of first flow, and so on, first flow heat transfer zone and second flow channel heat exchange
Area is alternately distributed, and the passage of first flow and the passage of second flow channel are also alternately distributed；First flow import (201) and first-class
Road outlet (202) is formed respectively by the passage of sealing ring (6) and first flow whole first flow heat transfer zone parallel communications
The first flow of accumulation of heat plate heat exchanger, second flow channel import (203) and second flow channel outlet (204) pass through sealing ring respectively
(6) and second flow channel passage whole second flow channel heat transfer zones parallel communications, form the second flow channel of accumulation of heat plate heat exchanger.
2. accumulation of heat plate heat exchanger according to claim 1, it is characterised in that the corrugated surface to the same side protrusion
Ripple is herringbone ripple, horizontal straight ripple, oblique ripple or vertical ripple.
3. accumulation of heat plate heat exchanger according to claim 1, it is characterised in that phase change heat storage material is by paraffin and expansion stone
Ink composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711138858.4A CN107906995A (en) | 2017-11-16 | 2017-11-16 | Accumulation of heat plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711138858.4A CN107906995A (en) | 2017-11-16 | 2017-11-16 | Accumulation of heat plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107906995A true CN107906995A (en) | 2018-04-13 |
Family
ID=61845774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711138858.4A Pending CN107906995A (en) | 2017-11-16 | 2017-11-16 | Accumulation of heat plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107906995A (en) |
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| CN108413796A (en) * | 2018-04-28 | 2018-08-17 | 华南理工大学 | A kind of temperature gradient energy storage heat exchanger |
| CN109163585A (en) * | 2018-09-13 | 2019-01-08 | 上海熊猫机械(集团)有限公司 | A kind of knockdown plate heat exchanger |
| CN110296622A (en) * | 2019-07-11 | 2019-10-01 | 南通翔骜液压润滑设备有限公司 | Plate heat exchanger |
| CN110360864A (en) * | 2019-02-01 | 2019-10-22 | 华北水利水电大学 | A kind of board-like regenerative heat exchange integrated apparatus of step phase transformation |
| CN111238282A (en) * | 2020-02-27 | 2020-06-05 | 山东大学 | Plate-type energy storage device, system and energy storage method |
| CN115464272A (en) * | 2022-09-15 | 2022-12-13 | 湖南大学 | Preparation method of microstructure enhanced surface and plate-type evaporator thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108413796A (en) * | 2018-04-28 | 2018-08-17 | 华南理工大学 | A kind of temperature gradient energy storage heat exchanger |
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| CN110296622A (en) * | 2019-07-11 | 2019-10-01 | 南通翔骜液压润滑设备有限公司 | Plate heat exchanger |
| CN111238282A (en) * | 2020-02-27 | 2020-06-05 | 山东大学 | Plate-type energy storage device, system and energy storage method |
| CN115464272A (en) * | 2022-09-15 | 2022-12-13 | 湖南大学 | Preparation method of microstructure enhanced surface and plate-type evaporator thereof |
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