CN101261003A - Pressure swinging type steam spherical shape heat accumulator - Google Patents
Pressure swinging type steam spherical shape heat accumulator Download PDFInfo
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- CN101261003A CN101261003A CNA2008101044181A CN200810104418A CN101261003A CN 101261003 A CN101261003 A CN 101261003A CN A2008101044181 A CNA2008101044181 A CN A2008101044181A CN 200810104418 A CN200810104418 A CN 200810104418A CN 101261003 A CN101261003 A CN 101261003A
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- tank body
- type steam
- heat accumulator
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Abstract
The invention discloses a variable-pressure steam spherical accumulator, belonging to the steam engineering field. A tank body of the variable-pressure steam spherical accumulator is a spherical tank body, and a heating and heat releasing device and a water recharging and water discharging device are arranged inside the tank body. The variable-pressure steam spherical accumulator provides heat storage large enough in a limited used floor space, and performs sufficient usage to land resource; meanwhile, accumulators with the same volume can receive the smallest superficial area with lower radiation loss by adopting the spherical manufacture, so that the heat loss can be effectively reduced, and manufacturing cost can also be saved; moreover, compared with the prior variable-pressure steam cylindrical accumulator, the variable-pressure steam spherical accumulator enables the structure of a system to be greatly simplified, safety reliability of equipment greatly to be improved, has a simple and convenient maintenance for equipment, so that the work intensity of operators and maintainers are obviously reduced.
Description
Technical field
The present invention relates to steam engineering field, particularly a kind of pressure swinging type steam spherical shape heat accumulator.
Background technology
At present, the waste heat that domestic each enterprise generally adopts heat recovery equipment to knock off back and forth and produce in the skill process in order to produce low-pressure saturated steam, is obtained better economic benefit.For being interrupted the residual neat recovering system of producing,, therefore having only and adopt the mode of accumulation of heat just can make the steam of retrieving obtain utilizing more fully because the use pattern of the production model of steam and steam is in most cases inconsistent.
But, generally adopt the pressure swing type steam accumulator to be all the cylindrical shape storage heater at present, owing to be subjected to the restriction of manufacture craft, traffic condition etc., the diameter of columnar pressure swing type steam accumulator generally is no more than 3.4m, volume also is no more than 200m usually
3Many large enterprises can only take to use side by side simultaneously the mode of many cylindrical shape pressure swing type steam accumulators, to remedy separate unit storage heater amount of stored heat smaller defect for satisfying the production demand.But use side by side that many pressure swing type steam cylindrical shape storage heaters also bring simultaneously problems, wherein subject matter is: system complex, annex is various, equipment investment is high and repetition, floor space is big, the repair and maintenance amount is big etc.
For example certain steel mill's pneumatic steelmaking workshop construction has 6 150 tons of converters, is 94m for utilizing recovered steam to be provided with 6 capacity
3With 6 capacity be 150m
3Amount to 12 pressure swing type steam cylindrical shape storage heaters.Every storage heater is equipped with admission heating system, heat release exhauster system, water charging system, drainage system, steam diffusion system, safety dumping system, liquid level emasuring device, temperature measuring equipment, device for pressure measurement etc., cause system very complicated, the workload of Maintenance and Repair and hardware cost are very high.In addition, 6 94m
3With 6 150m
3Pressure swing type steam cylindrical shape storage heater divides two-layer layout in the workshop, the individual layer floor space has reached 1125m
2, taken a large amount of land resources.
Summary of the invention
For enough amount of stored heat of big volume are set in limited floor space, save and use and maintenance cost, and the steam of technology waste heat generation can be accumulated with sufficiently high pressure and temperature, to adapt to and to satisfy the needs of different user, improve the usable range of steam to steam.
For achieving the above object, the invention provides pressure swinging type steam spherical shape heat accumulator.A kind of pressure swinging type steam spherical shape heat accumulator of the present invention mainly comprises tank body, is provided with heating heat-releasing device and moisturizing jettison gear in tank interior, and described tank body is spherical tank body.
Spherical tank external body top at pressure swinging type steam spherical shape heat accumulator of the present invention is provided with platform; State the spherical tank external body and also be provided with the ladder that leads to described platform.
The heating heat-releasing device of pressure swinging type steam spherical shape heat accumulator of the present invention comprises admission blender and steam-water separator.
The moisturizing jettison gear of pressure swinging type steam spherical shape heat accumulator of the present invention comprises water inlet pipe and high-order adjutage.
The spherical tank body of pressure swinging type steam spherical shape heat accumulator of the present invention top also is provided with bleeding device and safe discharge equipment.
The bleeding device of pressure swinging type steam spherical shape heat accumulator of the present invention is the active relief valve, and its safe discharge equipment is passive relief valve.
Spherical tank base at a kind of pressure swinging type steam spherical shape heat accumulator of the present invention also is provided with the low spot blow-off pipe.
The beneficial effect of technical scheme provided by the invention is: at first, enough big amount of stored heat is set in limited floor space, has saved land resource, limited soil has been carried out sufficient utilization; Simultaneously, the storage heater of same volume adopts spherical the manufacturing, and it is minimum that surface area can reach, and surface area is little, and radiation loss is also little, can effectively reduce thermal loss like this and can save manufacturing cost; In addition, pressure swinging type steam spherical shape heat accumulator of the present invention is with respect to the cylindrical storage heater of existing pressure swing type steam, system architecture is simplified greatly, the device security reliability increases substantially, plant maintenance is simple and convenient, and operations staff, repair and maintenance personnel's labour intensity is significantly reduced.
Description of drawings
Fig. 1 is the pressure swinging type steam spherical shape heat accumulator structural representation that the embodiment of the invention provides.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of a kind of pressure swinging type steam spherical shape heat accumulator of the present invention, and a kind of pressure swinging type steam spherical shape heat accumulator that the embodiment of the invention provides mainly comprises spherical tank body 1, and spherical tank body 1 is made by steel.The steel plate of specific thicknesses at first is cut into some according to design size, and makes definite shape, above-mentioned sheet steel is welded according to design after being transported to the erecting bed, finally is assembled into complete spherical tank body 1.
The thickness of spherical tank body determines that according to the temperature and pressure of pre-stored steam in the present embodiment, the steel plate thickness of spherical tank body is about 58mm.
The design capacity of the spherical tank body of the pressure swinging type steam spherical shape heat accumulator in the present embodiment is 1000m
3, the internal diameter of spherical tank body should be defined as 6.2m, and the spherical tank body surface area of making like this is 483m
2, should the sphere tank body be positioned over outdoorly, floor space is 225m
2Employing thickness is that the steel about 58mm are made, and spherical shell consumes the nearly 220t of steel altogether.
Be provided with platform 2 at the external top of spherical tank, also be provided with the ladder 3 that leads to platform from minimum point along semi-circumference in the spherical tank external body simultaneously.The maintenance testing staff can directly go up to 2 pairs of these pressure swinging type steam spherical shape heat accumulators of platform by ladder 3 and overhaul.
Interior bottom portion at spherical tank body 1 is provided with the heating heat-releasing device.The heating heat-releasing device comprises admission blender 4 and steam-water separator 5.Outside high-temperature steam enters spherical tank body 1 inside by admission blender 4 and mixes with the liquid of spherical tank body 1 inside.Like this, the heat that carries of high-temperature steam is just stored by this pressure swinging type steam spherical shape heat accumulator.Steam-water separator 5 is arranged on the top of spherical tank interior, when producing a large amount of steam and need, the liquid Yin Wendu of spherical tank body 1 inside rising discharges, or when injecting the pressure that causes in the spherical tank body 1 in the spherical tank body 1 and increase needs and reduce pressure owing to a large amount of high-temperature steams, steam-water separator 5 can make the material of discharging spherical tank body not comprise liquid component spherical tank body gas inside and fluid separation applications.
Also be provided with the moisturizing drainage arrangement in spherical tank body 1, this moisturizing drainage arrangement comprises water inlet pipe 6 and high-order adjutage 7.Water inlet pipe 6 is passages that liquid enters spherical tank body 1, in order to inject liquid in spherical tank body 1.High-order adjutage 7 is passages that liquid flows out spherical tank body.When the liquid water level in the spherical tank body 1 is higher than designated water level, can opens high-order adjutage 7 liquid is discharged spherical tank body.
The interior bottom portion of spherical tank body 1 also is provided with low spot blow-off pipe 8.In the use of pressure swinging type steam spherical shape heat accumulator, every through after a while, need the impurity in the once spherical tank body 1 of cleaning.Open the low spot blow-off pipe 8 that is arranged on spherical tank interior minimum point, dirts such as incrustation scale impurity can be discharged spherical tank body.
Pressure swinging type steam spherical shape heat accumulator of the present invention also is provided with bleeding device and safe discharge equipment.Bleeding device and safe discharge equipment all are installed in spherical tank body top surface, and with steam-water separator 5 together with.Bleeding device is an active relief valve 9, and when the pressure in the spherical tank body 1 surpassed safety value, operating personnel can open initiatively relief valve 9, to regulate the pressure in the spherical tank body 1.Safe discharge equipment is passive relief valve 10, and when spherical tank body 1 internal pressure surpasses safe range, and operating personnel are not when in time opening initiatively relief valve 9, and passive relief valve 10 can be opened automatically, in order to keep the pressure security in the spherical tank body 1.Passive relief valve 10 can adopt full open formula safety valve.
The spherical storage heater of transformation steam formula of the present invention is compared with existing transformation steam formula cylindrical shape storage heater has irreplaceable advantage.With 1 volume is 1000m
3The spherical storage heater of transformation steam formula of the present invention and 6 volumes be 150m
3Transformation steam formula cylindrical shape storage heater compare result such as following table:
| Pressure swinging type steam spherical shape heat accumulator | Pressure swing type steam cylindrical shape storage heater | |
| Platform number (platform) | 1 | 6 |
| Specification (m) | R＝6.2 | φ3.0，L＝20 |
| Volume (m 3) | 1000 | 900 |
| Surface area (m 2) | 483 | 1216 |
| Floor space (m 2) | 225 | 1125 |
| Thickness of shell (mm) | 58 | 40 |
| Case weight (t) | 220 | 382 |
| Annex (cover) | 1 | 6 |
By above contrast as can be seen, the capacity of the spherical storage heater of transformation steam formula of playscript with stage directions invention can surpass six existing transformation steam formula cylindrical shape storage heaters.Under the prerequisite that reaches identical accumulation of heat purpose, the spherical storage heater of transformation steam formula of the present invention obviously has excellent plurality of advantages such as floor space is little, simple in structure, material usage is few.In addition, for certain hot user, owing to only use a storage heater, the pressure of storage heater can be kept higher, and transfer pipeline can be less, and linear loss also can reduce, and has so just reduced unnecessary consumption to greatest extent, has improved economic benefit;
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1, a kind of pressure swinging type steam spherical shape heat accumulator comprises tank body, is provided with heating heat-releasing device and moisturizing jettison gear in described tank interior, it is characterized in that described tank body is spherical tank body.
2, a kind of pressure swinging type steam spherical shape heat accumulator according to claim 1 is characterized in that, is provided with platform in described spherical outer tip end; Also be provided with the ladder that leads to described platform in described spherical tank external body.
3, a kind of pressure swinging type steam spherical shape heat accumulator according to claim 1 is characterized in that, described heating heat-releasing device comprises admission blender and steam-water separator.
4, a kind of pressure swinging type steam spherical shape heat accumulator according to claim 1 is characterized in that, described moisturizing jettison gear comprises water inlet pipe and high-order adjutage.
5, a kind of pressure swinging type steam spherical shape heat accumulator according to claim 1 is characterized in that, also is provided with bleeding device and safe discharge equipment at described spherical tank body top.
6, a kind of pressure swinging type steam spherical shape heat accumulator according to claim 5 is characterized in that, described bleeding device is the active relief valve; Described safe discharge equipment is passive relief valve.
7, a kind of pressure swinging type steam spherical shape heat accumulator according to claim 1 is characterized in that, also is provided with the low spot blow-off pipe in described spherical tank base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101044181A CN101261003A (en) | 2008-04-18 | 2008-04-18 | Pressure swinging type steam spherical shape heat accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101044181A CN101261003A (en) | 2008-04-18 | 2008-04-18 | Pressure swinging type steam spherical shape heat accumulator |
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| Publication Number | Publication Date |
|---|---|
| CN101261003A true CN101261003A (en) | 2008-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101044181A Pending CN101261003A (en) | 2008-04-18 | 2008-04-18 | Pressure swinging type steam spherical shape heat accumulator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973047A (en) * | 2016-05-28 | 2016-09-28 | 江联重工股份有限公司 | Variable-temperature and variable-pressure type spherical steam heat accumulator |
| CN109682242A (en) * | 2019-01-28 | 2019-04-26 | 孔祥峰 | A kind of ball-type storage heater |
| CN112325689A (en) * | 2020-11-17 | 2021-02-05 | 中冶南方工程技术有限公司 | Vertical steam heat accumulator |
| CN112325690A (en) * | 2020-11-17 | 2021-02-05 | 中冶南方工程技术有限公司 | Vertical steam heat accumulator |
-
2008
- 2008-04-18 CN CNA2008101044181A patent/CN101261003A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973047A (en) * | 2016-05-28 | 2016-09-28 | 江联重工股份有限公司 | Variable-temperature and variable-pressure type spherical steam heat accumulator |
| CN109682242A (en) * | 2019-01-28 | 2019-04-26 | 孔祥峰 | A kind of ball-type storage heater |
| CN109682242B (en) * | 2019-01-28 | 2020-04-07 | 刘志伟 | Spherical heat accumulator |
| CN112325689A (en) * | 2020-11-17 | 2021-02-05 | 中冶南方工程技术有限公司 | Vertical steam heat accumulator |
| CN112325690A (en) * | 2020-11-17 | 2021-02-05 | 中冶南方工程技术有限公司 | Vertical steam heat accumulator |
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Open date: 20080910 |