CN109707471A - A kind of fused magnesium fusing lump afterheat utilizes method and system - Google Patents
A kind of fused magnesium fusing lump afterheat utilizes method and system Download PDFInfo
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- CN109707471A CN109707471A CN201811469239.8A CN201811469239A CN109707471A CN 109707471 A CN109707471 A CN 109707471A CN 201811469239 A CN201811469239 A CN 201811469239A CN 109707471 A CN109707471 A CN 109707471A
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- water
- fused
- lump afterheat
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 147
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 147
- 239000011777 magnesium Substances 0.000 title claims abstract description 147
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000011084 recovery Methods 0.000 claims abstract description 130
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 239000002918 waste heat Substances 0.000 claims abstract description 60
- 238000006392 deoxygenation reaction Methods 0.000 claims abstract description 44
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 26
- 238000002844 melting Methods 0.000 claims abstract description 21
- 230000008018 melting Effects 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 41
- 238000005338 heat storage Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 7
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 5
- 238000007701 flash-distillation Methods 0.000 claims description 5
- 235000014171 carbonated beverage Nutrition 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 239000003643 water by type Substances 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000003723 Smelting Methods 0.000 claims 1
- 210000003205 muscle Anatomy 0.000 claims 1
- 238000010248 power generation Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- HZZOEADXZLYIHG-UHFFFAOYSA-N magnesiomagnesium Chemical compound [Mg][Mg] HZZOEADXZLYIHG-UHFFFAOYSA-N 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The present invention relates to a kind of fused magnesium fusing lump afterheats to utilize method and system, and the electrically fused magnesium fused weight of melting is sequentially sent to magnesium fusing lump afterheat recovery room, broken shell magnesium fusing lump afterheat recovery room, waste heat is separately recovered from deoxygenation magnesium fusing lump afterheat recovery room；Electrically fused magnesium fused weight in steam turbine condensed water and shelling exchanges heat, it is then fed into from the electrically fused magnesium fused weight heat exchange after deoxygenation magnesium fusing lump afterheat recovery room and shelling and generates saturated water, saturated water generates saturated vapor with the laggard flash tank of electrically fused magnesium fused weight heat exchange just melted and enters steam turbine for generating electricity.In the present invention, electrically fused magnesium fused weight sequentially enters three kinds of waste-heat recovery devices recovery waste heat stage by stage, and the saturated vapor ultimately generated is for dragging steam turbine power generation；System heat sources output is stablized, and thermal conversion rate is high, and waste heat recovery efficiency is high.
Description
Technical field
The present invention relates to fused magnesium fusing lump afterheat recovery technology field more particularly to a kind of fused magnesium fusing lump afterheat utilization sides
Method and system.
Background technique
In electric-melting magnesium magnesia production process, it will form that magnesium is molten to stick together after magnesite melting.Manufacturing technique requirent magnesium is molten to stick together only
It can be carried out natural cooling, not can be carried out pressure cooling, in order to avoid influence the crystallization effect of magnesia.
What the device for fused magnesium fusing lump afterheat recycling domestic at present generallyd use is tunnel type heat recovery boiler, vehement
Molten stick together of the magnesium of heat is longitudinally advanced in tunnel, and tunnel outer wall is tube bank of absorbing heat, and over time, magnesium is molten to stick together by gradually cold
But, the heat distributed is recycled by waste-heat recovery device.Molten stick together of magnesium is sent into waste heat recycling dress according to the requirement of production technology one by one
It sets, cooling is discharged one by one again after a certain period of time.Stick together natural cooling time length (4h or more) since electric-melting magnesium magnesium is molten, cold initial warm
It spends (about 1200 DEG C) and differs larger with discharge temperature (about 200 DEG C), therefore the caloric receptivity fluctuation of waste-heat recovery device is very big.Waste heat
The caloric receptivity of recyclable device gradually successively decreases with the magnesium molten natural cooling time that sticks together, when new magnesium is molten stick together be sent into waste-heat recovery device after,
The caloric receptivity of waste-heat recovery device can increase suddenly again, then gradually decrease again, loop back and forth like this.Therefore its above method is deposited
Main problem be output heat source it is unstable；On the other hand, at present there has been no using fused magnesium fusing lump afterheat power generation and it is real
The report of existing industrial applications.
Summary of the invention
The present invention provides a kind of fused magnesium fusing lump afterheats to utilize method and system, and electrically fused magnesium fused weight sequentially enters more than three kinds
Recovery waste heat, the saturated vapor ultimately generated are used to drag steam turbine power generation heat recovery apparatus stage by stage；System heat sources output is steady
Fixed, thermal conversion rate is high, and waste heat recovery efficiency is high.
In order to achieve the above object, the present invention is implemented with the following technical solutions:
A kind of fused magnesium fusing lump afterheat utilizes method, includes the following steps:
1) melt electrically fused magnesium fused weight be sequentially sent to melting magnesium fusing lump afterheat recovery room, broken shell magnesium fusing lump afterheat recovery room,
Waste heat is separately recovered from deoxygenation magnesium fusing lump afterheat recovery room, recovery waste heat and electrically fused magnesium fused weight after cooling is sent to subsequent processing；
2) 40 DEG C of steam turbine condensed waters below are sent into broken shell magnesium fusing lump afterheat recovery room, with the electrically fused magnesium fused weight in shelling
It is heated to 80 DEG C or more after heat exchange, is then fed into from the electrically fused magnesium fused weight after deoxygenation magnesium fusing lump afterheat recovery room and shelling and exchanges heat,
The saturated water that heating is 104 DEG C or more；
3) saturated water is pumped into molten magnesium fusing lump afterheat recovery room by water supply and exchanges heat with the electrically fused magnesium fused weight just melted, at
For pressure 2MPa or more, 150~200 DEG C of temperature of hot water, the saturation that pressure is 0.5~1.8MPa then is generated into flash tank and is steamed
Vapour；Flash distillation water is back to from deoxygenation magnesium fusing lump afterheat recovery room from flash tank bottom and recycles；
4) saturated vapor enters steam-water separator, through steam-water separation and enters steam turbine after heating again and is used to generate electricity, vapour
The condensed water that separator is isolated is back to from deoxygenation magnesium fusing lump afterheat recovery room and recycles；The steam being discharged from steam turbine
It is condensed into condenser, broken shell magnesium fusing lump afterheat recovery room is then sent by condensate pump and is recycled.
The import of the flash tank sets inlet adjusting valve for controlling the pressure in flash tank, and the bottom of flash tank sets out mouth
It is operating water level height that regulating valve, which is used to control the height of water level in flash tank,.
Water supplement port is set at the hot well of the condenser.
The main body of the melting magnesium fusing lump afterheat recovery room is annular waste heat recovery room, forms closed annular by water-cooling wall
Space, the annular space are the mobile cooling ducts of electrically fused magnesium fused weight；Heat storage container 15 is set at the top of annular waste heat recovery room, is stored
Heat container connects water-cooling wall with down-comer by tedge.
The main body from deoxygenation magnesium fusing lump afterheat recovery room is annular waste heat recovery room, forms closed ring by water-cooling wall
Shape space, the annular space are the mobile cooling ducts of electrically fused magnesium fused weight；Drum is set at the top of annular waste heat recovery room, drum
Top sets deoxygenation head, and drum connects water-cooling wall with down-comer by tedge.
The broken shell magnesium fusing lump afterheat recovery room is the waste heat recovery room of heat exchanger type.
A kind of fused magnesium fusing lump afterheat for realizing the method utilizes system, including melting magnesium fusing lump afterheat recycling
Room, broken shell magnesium fusing lump afterheat recovery room, from deoxygenation magnesium fusing lump afterheat recovery room, flash tank, steam-water separator, steam turbine and condensing
Device；The melting magnesium fusing lump afterheat recovery room, from the main body of deoxygenation magnesium fusing lump afterheat recovery room be annular waste heat recovery room, by
Water-cooling wall forms closed annular space, which is the mobile cooling duct of electrically fused magnesium fused weight；Melt magnesium fusing lump afterheat
Heat storage container is set at the top of the corresponding annular waste heat recovery room of recovery room, heat storage container connects correspondence with down-comer by tedge
Water-cooling wall；Drum is set from the top of the corresponding annular waste heat recovery room of deoxygenation magnesium fusing lump afterheat recovery room, sets and removes at the top of drum
Oxygen head, drum connect corresponding water-cooling wall with down-comer by tedge；The broken shell magnesium fusing lump afterheat recovery room is heat exchange
The waste heat recovery room of device formula；The steam (vapor) outlet of steam turbine connects broken shell magnesium fusing lump afterheat recovery room by condenser, condensate pump
Heat exchange water inlet, broken shell magnesium fusing lump afterheat recovery room heat exchange water out connection deoxygenation head on water inlet；The saturation of drum
Water out connects the saturation water inlet of heat storage container by feed pump, and the hot water of the hot water outlet connection flash tank of heat storage container enters
Mouthful；The saturated vapor entrance of the saturated vapor outlet connection steam-water separator of flash tank, the heating saturated vapor of steam-water separator
The steam inlet of outlet connection steam turbine.
The reuse water inlet of the separation water out connection deoxygenation head of the steam-water separator.
The reuse water inlet of the flash distillation water out connection deoxygenation head of the flash tank.
Compared with prior art, the beneficial effects of the present invention are:
1) for three kinds of states of electrically fused magnesium fused weight (in melting, shelling and after shelling) respectively with three kinds of waste-heat recovery devices
Waste heat recycling is carried out, wherein melting magnesium fusing lump afterheat recovery room, being used more than annular from the main body of deoxygenation magnesium fusing lump afterheat recovery room
Heat recovery chamber, compared with existing tunnel type waste-heat recovery device, waste heat recovery efficiency is greatly improved, and not only heating surface is heated more
Add uniformly, and carbonated drink mobility improves, improve boiler circuit circulating ratio, to be added significantly to heat transfer coefficient, improves
Waste heat recovery efficiency；
2) it melts magnesium fusing lump afterheat recovery room, realized surely from deoxygenation magnesium fusing lump afterheat recovery room by heat storage container and drum
It is fixed outer for steam, greatly reduce because of the heat caused by electrically fused magnesium fused weight addition-cooling-discharge-addition cyclic process
The fluctuation of recycling；
3) saturated vapor that system generates is for directly dragging steam turbine power generation.
Detailed description of the invention
Fig. 1 is the process flow chart that fused magnesium fusing lump afterheat of the present invention utilizes method.
Fig. 2 is the structural schematic diagram of melting magnesium fusing lump afterheat recovery room of the present invention.
Fig. 3 is the structural schematic diagram of the present invention from deoxygenation magnesium fusing lump afterheat recovery room.
In figure: 1 melts 2. broken shell magnesium fusing lump afterheat recovery room 3. of magnesium fusing lump afterheat recovery room from deoxygenation magnesium fusing lump afterheat
8. condenser of recovery room 4. inlet adjusting valve, 5. flash tank, 6. steam-water separator, 7. steam turbine, 9. condensate pump 10. is given
11. index combustion fan 12. of water pump is into 15. heat storage container of the annular waste heat recovery room of 13. bypass door of porthole 14., 16. water cooling
Electrically fused magnesium fused weight in the shelling of electrically fused magnesium fused weight 21. of 17. deoxygenation head of wall, 18. down-comer, 19. tedge 20. melting
22. 23. drum of electrically fused magnesium fused weight after shelling
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
As shown in Figure 1, this utilizes a kind of fused magnesium fusing lump afterheat to utilize method, include the following steps:
1) electrically fused magnesium fused weight 20 melted is sequentially sent to melting magnesium fusing lump afterheat recovery room 1, the recycling of broken shell magnesium fusing lump afterheat
Room 2 is separately recovered waste heat from deoxygenation magnesium fusing lump afterheat recovery room 3, recovery waste heat and electrically fused magnesium fused weight after cooling is sent to next
Process；
2) 40 DEG C of 7 condensed waters of steam turbine below are sent into broken shell magnesium fusing lump afterheat recovery room 2, with the fused magnesium fusing in shelling
It sticks together and is heated to 80 DEG C or more after 21 heat exchange, be then fed into from the electrically fused magnesium fused weight after deoxygenation magnesium fusing lump afterheat recovery room 3 and shelling
22 heat exchange, heat up as 104 DEG C or more of saturated water；
3) saturated water is sent into melting magnesium fusing lump afterheat recovery room 1 by feed pump 10 and is changed with the electrically fused magnesium fused weight 1 just melted
Heat becomes the hot water of pressure 2MPa or more, 150~200 DEG C of temperature, and then generating pressure into flash tank 5 is 0.5~1.8MPa's
Saturated vapor；Flash distillation water is back to from deoxygenation magnesium fusing lump afterheat recovery room 3 from 5 bottom of flash tank and recycles；
4) saturated vapor enters steam-water separator 6, through steam-water separation and enters steam turbine 7 after heating again and is used to generate electricity,
The condensed water that steam-water separator 6 is isolated is back to from deoxygenation magnesium fusing lump afterheat recovery room 3 and recycles；It is discharged from steam turbine 7
Steam enter condenser 8 condensation, then by condensate pump 9 be sent into broken shell magnesium fusing lump afterheat recovery room 2 recycle.
The import of the flash tank 5 sets inlet adjusting valve 4 for controlling the pressure in flash tank 5, and the bottom of flash tank 5 is set
It is operating water level height that index combustion fan 11, which is used to control the height of water level in flash tank 5,.
Water supplement port is set at the hot well of the condenser 8.
As shown in Fig. 2, the main body of the melting magnesium fusing lump afterheat recovery room 1 is annular waste heat recovery room 14, by water-cooling wall
The 16 closed annular spaces of composition, which is the mobile cooling duct of electrically fused magnesium fused weight；Annular waste heat recovery room 14
Top sets heat storage container 15, and heat storage container 15 connects water-cooling wall 16 by tedge 19 and down-comer 18.
As shown in figure 3, the main body from deoxygenation magnesium fusing lump afterheat recovery room 3 is annular waste heat recovery room 14, by water cooling
Wall 16 forms closed annular space, which is the mobile cooling duct of electrically fused magnesium fused weight；Annular waste heat recovery room
Top sets drum 23, and the top of drum 23 sets deoxygenation head 17, and drum 23 connects water-cooling wall 16 by tedge 19 and down-comer 18.
The broken shell magnesium fusing lump afterheat recovery room 2 is the waste heat recovery room of heat exchanger type.
A kind of fused magnesium fusing lump afterheat for realizing the method utilizes system, including melting magnesium fusing lump afterheat recovery room
1, broken shell magnesium fusing lump afterheat recovery room 2, from deoxygenation magnesium fusing lump afterheat recovery room 3, flash tank 5, steam-water separator 6, steam turbine 7 and
Condenser 8；The melting magnesium fusing lump afterheat recovery room 1 is that annular waste heat is returned from the main body of deoxygenation magnesium fusing lump afterheat recovery room 2
Room 14 is received, closed annular space is formed by water-cooling wall 16, which is the mobile cooling duct of electrically fused magnesium fused weight；Melting
The top of the corresponding annular waste heat recovery room 14 of magnesium fusing lump afterheat recovery room 1 sets heat storage container 15, and heat storage container 15 passes through rising
Pipe 19 and down-comer 18 connect corresponding water-cooling wall 16；From the corresponding annular waste heat recovery room of deoxygenation magnesium fusing lump afterheat recovery room 3
14 tops set drum 23, and the top of drum 23 sets deoxygenation head 17, and drum 23 is connected corresponding by tedge 19 and down-comer 18
Water-cooling wall 16；The broken shell magnesium fusing lump afterheat recovery room 2 is the waste heat recovery room of heat exchanger type；The steam (vapor) outlet of steam turbine 7
The heat exchange water inlet of broken shell magnesium fusing lump afterheat recovery room 2, the recycling of broken shell magnesium fusing lump afterheat are connected by condenser 8, condensate pump 9
Water inlet on the heat exchange water out connection deoxygenation head 17 of room 2；The saturation water out of drum 23 connects accumulation of heat by feed pump 10
The saturation water inlet of container 15, the hot water inlet of the hot water outlet connection flash tank 5 of heat storage container 15；The saturation of flash tank 5 is steamed
Vapor outlet connects the saturated vapor entrance of steam-water separator 6, the heating saturated vapor outlet connection steam turbine 7 of steam-water separator 6
Steam inlet.
The reuse water inlet of the separation water out connection deoxygenation head 17 of the steam-water separator 6.
The reuse water inlet of the flash distillation water out connection deoxygenation head 17 of the flash tank 5.
Each waste-heat recovery device 1,2,3 needs manual operation in cold start；The cooling of electrically fused magnesium fused weight is put in the early stage
The water at low temperature in waste-heat recovery device is gradually heated in thermal process, with the raising of water temperature, starts feed pump 10 and condensate pump
9, simultaneously close off steam turbine 7 into porthole 12, the bypass door 13 of steam turbine 7 is opened, to form preliminary water circulation.
With the continuous progress increased and water recycles of water temperature, the oxygen in water can satisfy equipment requirement, when carbonated drink point
When from can produce enough saturated vapors in device 6, be gradually opened steam turbine 7 carries out warming-up into porthole 12.When steam turbine 7 is full
After sufficient red switch condition, the bypass door 13 of steam turbine 7 is progressively closed off, unit carries out red switch, after red switch success and on-load
Cut automatic running.
Electrically fused magnesium fused weight is carried out according to the production procedure of electrically fused magnesium fused weight after automatic running and enters each waste-heat recovery device
Allotment improves the waste heat recovery volume of each section, while passing through the pressure in control flash tank 5 by the regulation of cooling time as far as possible
Power carries out automatically controlling the yield of steam.
It in order to stablize steam flow, pressure, generally requires and configures a plurality of waste heat recovery train, in every waste heat recovery train
The electrically fused magnesium fused weight just melted needs feeding of staggering the time, by stages combined recovery waste heat, generates steam.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of fused magnesium fusing lump afterheat utilizes method, which comprises the steps of:
1) electrically fused magnesium fused weight melted is sequentially sent to melting magnesium fusing lump afterheat recovery room, broken shell magnesium fusing lump afterheat recovery room, removes certainly
Oxygen magnesium fusing lump afterheat recovery room is separately recovered waste heat, recovery waste heat and electrically fused magnesium fused weight after cooling is sent to subsequent processing；
2) 40 DEG C of steam turbine condensed waters below are sent into broken shell magnesium fusing lump afterheat recovery room, exchange heat with the electrically fused magnesium fused weight in shelling
After be heated to 80 DEG C or more, be then fed into from deoxygenation magnesium fusing lump afterheat recovery room and shelling after electrically fused magnesium fused weight exchange heat, heating
For 104 DEG C or more of saturated water；
3) saturated water is pumped into molten magnesium fusing lump afterheat recovery room by water supply and exchanges heat with the electrically fused magnesium fused weight just melted, becomes pressure
Then power 2MPa or more, 150~200 DEG C of temperature of hot water generate the saturated vapor that pressure is 0.5~1.8MPa into flash tank；
Flash distillation water is back to from deoxygenation magnesium fusing lump afterheat recovery room from flash tank bottom and recycles；
4) saturated vapor enters steam-water separator, enters steam turbine for generating electricity through steam-water separation and again after heating, carbonated drink is divided
It is back to from the condensed water that device is isolated from deoxygenation magnesium fusing lump afterheat recovery room and recycles；The steam being discharged from steam turbine enters
Then condenser condensation is sent into broken shell magnesium fusing lump afterheat recovery room by condensate pump and is recycled.
2. a kind of fused magnesium fusing lump afterheat according to claim 1 utilize method, which is characterized in that the flash tank into
Mouth sets inlet adjusting valve and sets index combustion fan for controlling in flash tank for controlling the pressure in flash tank, the bottom of flash tank
Height of water level be operating water level height.
3. a kind of fused magnesium fusing lump afterheat according to claim 1 utilizes method, which is characterized in that the heat of the condenser
Jing Chu sets water supplement port.
4. a kind of fused magnesium fusing lump afterheat according to claim 1 utilizes method, which is characterized in that the molten magnesium is molten to stick together
The main body of waste heat recovery room is annular waste heat recovery room, forms closed annular space by water-cooling wall, which is electric smelting
The molten mobile cooling duct to stick together of magnesium；Heat storage container is set at the top of annular waste heat recovery room, heat storage container passes through tedge and decline
Pipe connects water-cooling wall.
5. a kind of fused magnesium fusing lump afterheat according to claim 1 utilizes method, which is characterized in that described molten from deoxygenation magnesium
The main body of lump afterheat recovery room is annular waste heat recovery room, forms closed annular space by water-cooling wall, which is electricity
The molten molten mobile cooling duct to stick together of magnesium；Drum is set at the top of annular waste heat recovery room, deoxygenation head is set at the top of drum, and drum passes through
Tedge connects water-cooling wall with down-comer.
6. a kind of fused magnesium fusing lump afterheat according to claim 1 utilizes method, which is characterized in that the broken shell magnesium is molten to stick together
Waste heat recovery room is the waste heat recovery room of heat exchanger type.
7. a kind of fused magnesium fusing lump afterheat for realizing claim 1 the method utilizes system, which is characterized in that including molten
Melt magnesium fusing lump afterheat recovery room, broken shell magnesium fusing lump afterheat recovery room, divide from deoxygenation magnesium fusing lump afterheat recovery room, flash tank, carbonated drink
From device, steam turbine and condenser；The melting magnesium fusing lump afterheat recovery room is from the main body of deoxygenation magnesium fusing lump afterheat recovery room
Annular waste heat recovery room forms closed annular space by water-cooling wall, which is that the mobile cooling of electrically fused magnesium fused weight is logical
Road；Heat storage container is set at the top of the corresponding annular waste heat recovery room of melting magnesium fusing lump afterheat recovery room, heat storage container passes through rising
Pipe connects corresponding water-cooling wall with down-comer；Vapour is set from the top of the corresponding annular waste heat recovery room of deoxygenation magnesium fusing lump afterheat recovery room
It wraps, deoxygenation head is set at the top of drum, drum connects corresponding water-cooling wall with down-comer by tedge；The broken shell magnesium is molten stick together it is remaining
Heat recovery chamber is the waste heat recovery room of heat exchanger type；The steam (vapor) outlet of steam turbine connects broken shell by condenser, condensate pump
The heat exchange water out of the heat exchange water inlet of magnesium fusing lump afterheat recovery room, broken shell magnesium fusing lump afterheat recovery room connects entering on deoxygenation head
The mouth of a river；The saturation water out of drum connects the saturation water inlet of heat storage container by feed pump, and the hot water outlet of heat storage container connects
Meet the hot water inlet of flash tank；The saturated vapor entrance of the saturated vapor outlet connection steam-water separator of flash tank, steam-water separation
The steam inlet of the heating saturated vapor outlet connection steam turbine of device.
8. a kind of fused magnesium fusing lump afterheat according to claim 7 utilizes system, which is characterized in that the steam-water separator
Separation water out connection deoxygenation head reuse water inlet.
9. a kind of fused magnesium fusing lump afterheat according to claim 7 utilizes system, which is characterized in that the sudden strain of a muscle of the flash tank
Steam the reuse water inlet of water out connection deoxygenation head.
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| CN113111541A (en) * | 2021-05-11 | 2021-07-13 | 国网辽宁省电力有限公司鞍山供电公司 | Demand response modeling and energy efficiency improving method based on intelligent magnesite load regulation |
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