CN206875403U - A kind of New-type boiler system for producing double heat carriers - Google Patents
A kind of New-type boiler system for producing double heat carriers Download PDFInfo
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- CN206875403U CN206875403U CN201720728089.2U CN201720728089U CN206875403U CN 206875403 U CN206875403 U CN 206875403U CN 201720728089 U CN201720728089 U CN 201720728089U CN 206875403 U CN206875403 U CN 206875403U
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Abstract
The utility model discloses a kind of New-type boiler system for producing double heat carriers, including water vapor system, organic heat carrier system and air and gas system, water vapor system to include upper drum and boiler lower header, be connected between upper drum, boiler lower header by water-cooling wall.Boiler lower header is connected by pipeline with boiler feed pump, and pipeline connects between boiler feed pump and softened water tank.Organic heat carrier system is arranged at the lower section of water vapor system, organic heat carrier system includes wound tube heat exchanger and organic heat carrier circulating pump, the pipeline of organic heat carrier import and export is provided with bypass, air and gas system includes burner, air blower, air preheater and chimney, the side of double thermal medium boilers is connected with burner, double thermal medium boiler outlets are connected by pipeline with air preheater, the bottom of air preheater is connected with air blower, burner is connected by pipeline with the top of air preheater, and the bottom of air preheater is connected with chimney.
Description
Technical field
Industrial heating field is the utility model is related to, specifically a kind of New-type boiler system for producing double heat carriers.
Background technology
Heat energy is mainly used in：Industrial (including generating), communications and transportation, business and four aspects such as civilian, for work
The percentage that energy consumption in terms of industry accounts for total energy consumption is bigger.Thermal source needed for industrial production is mainly steam and organic heat carrier, boiler
It is to produce steam and the capital equipment of organic heat carrier system.Industrial variation at this stage causes most of chemical industry, light
The production of the enterprises such as work, electronics is, it is necessary to the two or more thermals source of steam, organic heat carrier, and two kinds of thermic loads needed for medium-sized and small enterprises
Value is smaller, but needs the boiler of 2 kinds of thermals source of auxiliary construction, adds investment in fixed assets expense, increases the floor space of device
Greatly, administration fee is improved.The utility model is intended producing steam and organic heat carrier simultaneously using separate unit boiler.Reduce fixation
The cost of assets investment, reduce production and operation cost, meet the demand of enterprise's various heating sources, improve energy utilization rate, have
Effect protects environment, produces good economic benefit.
Prior art shortcoming：1st, existing industrial production automation level is continuously increased, to the quality requirements of heat carrier not
Disconnected enhancing, traditional single heat carrier can not meet the requirement that production becomes more meticulous.Same enterprise's production needs steam and organic heat
During the various heating sources such as carrier, it need to build and cover different steam generator systems more.Independent construction is needed between different steam generator systems, expands and accounts for
Ground area, equipment investment expense is increased, add the difficulty of production management, improve operation cost of enterprises；2nd, tradition is organic
Heat carrier heating system device investment cost is higher, and installation area is big：Because needing construction coal yard, boiler room, fuel to convey,
Except lime-ash, smoke eliminator etc.；3rd, coal-fired boiler hot is less efficient, and three wastes discharge amount is big, has not met existing correlative link
Guarantor's policy；4th, traditional the fuel input and oil temperature that manually adjust boiler, are vulnerable to control lag, operating personnel and environment
Etc. the influence of factor, the quality of heat carrier is influenceed.
Utility model content
The purpose of this utility model is to provide a kind of New-type boiler system for producing double heat carriers, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of New-type boiler system for producing double heat carriers, including water vapor system, organic heat carrier system and cigarette wind system
System, the water vapor system include upper drum and boiler lower header, and the upper drum and boiler lower header are in double thermal medium boilers
In set gradually from top to bottom, connected between the upper drum, boiler lower header by water-cooling wall.The upper drum steams with outer net
Steam pipe is connected, and boiler lower header is connected by pipeline with boiler feed pump, and pipeline connects between boiler feed pump and softened water tank
Connect；
The organic heat carrier system and water vapor system are arranged in juxtaposition, and the organic heat carrier system is included around tubular type
Heat exchanger and organic heat carrier circulating pump, the wound tube heat exchanger are located in double thermal medium boilers, the wound tube heat exchanger
It is provided with organic heat carrier import and organic heat carrier exports, the pipeline of organic heat carrier import and export is provided with bypass, You Jire
Carrier is pumped into organic heat carrier import by organic heat carrier circulating pump, and organic heat carrier circulating pump offer power is realized organic
The circulation of heat carrier.
The air and gas system includes burner, air blower, air preheater and chimney, double thermal medium boilers and burning
Device is connected, and double thermal medium boiler outlets are connected by pipeline with air preheater, the bottom of the air preheater and drum
Blower fan is connected, and the burner is connected by pipeline with the top of air preheater, the bottom of the air preheater and cigarette
Chimney is connected.
It is horizontal in double thermal medium boilers to be provided with multiple dividing plates.
Two kinds of heat carriers of the present utility model are respectively water vapour and organic heat carrier, and double thermal medium boiler fuel are natural
Gas or light oil.Technical process is as follows in the utility model：
The technological process of water vapor system：
Soft water or deaerated water deliver to softened water tank, and boiler lower header is pumped to through boiler feedwater, are flowed down in feed pressure effect
Water cooled wall, by high-temperature flue gas ebuillition of heated in double thermal medium boilers, steam comes together in upper drum, then through outer steam pipe system to
Outer conveying；
The technological process of organic heat carrier system：
Organic heat carrier is pressurized through organic heat carrier circulating pump, is delivered in the wound tube heat exchanger in double thermal medium boilers,
Design temperature is heated to by the high-temperature flue gas in double thermal medium boilers, then outwards conveyed through pipeline.Having after conveying heat cooling
Machine heat carrier delivers to steam generator system circulating-heating through the pressurization of organic heat carrier circulating pump again.
The technological process of air and gas system：
Natural gas or light oil enter burner, are mixed with the air by air preheater heating, into double heat carrier pots
Burnt in stove, produce high-temperature flue gas, heat heat carrier.Dividing plate is provided with double thermal medium boilers, high-temperature flue gas is changed by turning back
Heat increase flue gas flow, realization fully exchange heat with heat carrier, while realize that the distribution of flue gas uses, and gradually reduce temperature.Low temperature
Flue gas is delivered to the cold air that air preheater conveys with air blower by boiler export and further exchanged heat, and improves heat utilization rate, warp
Hot-air after flue gas delivers to burner and natural gas or light oil mixed combustion, the low temperature exit gas warp after air heat-exchange
Chimney draws maximum discharge.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model need not build coal yard, fuel system, except lime-ash and smoke eliminator etc., a boiler can give birth to
Two kinds of different heat carriers of producing steam and organic heat carrier, equipment investment expense is few, floor space is smaller, operation cost is low；
2nd, fuel is clean energy resource, i.e. natural gas or light oil, and smoke emissioning pollution is small, and without waste residue, heat energy consume is small, section
Can environmental protection；
3rd, efficiency of utilization is improved, the heat loss of whole system is the radiation loss of equipment and pipeline, is added
Heat utilization rate, meet national energy-saving policy, technological process is simple, and manufacture automatic control, regulating system safety, spirit can be achieved
It is quick reliable；
4th, realize the automation of technical process, improve security, the reliability and stability of heat supply, dangerous matter sources compared with
It is few, reduce production safety hidden danger.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, double thermal medium boilers：Heat carrier is provided for system；2nd, burner：Thermal source is provided for boiler；3rd, air blast
Machine：The air that fuel combustion needs is provided；4th, boiler feed pump：Soft water is conveyed, lift is determined according to SR and heating load
And flow；5th, organic heat carrier circulating pump：Power is provided for organic heat carrier circulation, determines to raise according to SR and heating load
Journey and flow；6th, softened water tank：Soft water stores；7th, chimney：System flue gas exports；8th, air preheater；9th, wound tube heat exchanger：Root
Heat exchange area is determined after being calculated according to system heat exchange amount, high-temperature flue gas walks shell side, and organic heat carrier walks tube side；10th, boiler lower header；
11st, water-cooling wall；12nd, upper drum；13rd, dividing plate.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of New-type boiler system for producing double heat carriers, including water steam
Vapour system, organic heat carrier system and air and gas system, the water vapor system includes upper drum 12 and boiler lower header 10, described
Upper drum 12 and boiler lower header 10 are set gradually from top to bottom in double thermal medium boilers 1, the upper drum 12, boiler next part
Connected between case 10 by water-cooling wall 11.The upper drum 12 is connected with outer net steam pipe, and boiler lower header 10 passes through pipeline
It is connected with boiler feed pump 4, pipeline connects between boiler feed pump 4 and softened water tank 6.
The organic heat carrier system and water vapor system are arranged in juxtaposition, and the organic heat carrier system is included around tubular type
Heat exchanger 9 and organic heat carrier circulating pump 5, the wound tube heat exchanger is located in double thermal medium boilers, described around pipe type heat transfer
Device 9 is provided with organic heat carrier import and organic heat carrier exports, and the pipeline of organic heat carrier import and export is provided with bypass, organic
Heat carrier is pumped into organic heat carrier import by organic heat carrier circulating pump 5, and organic heat carrier circulating pump 5 provides power and realized
The circulation of organic heat carrier,
The air and gas system includes burner 2, air blower 3, air preheater 8 and chimney 7, double thermal medium boilers with
Burner is connected, and double outlets of thermal medium boiler 1 are connected by pipeline with air preheater 8, under the air preheater 8
Portion is connected with air blower 3, and the burner 2 is connected by pipeline with the top of air preheater 8, the air preheater 8
Bottom be connected with chimney 7.Preferably, it is horizontal in double thermal medium boilers 1 to be provided with multiple dividing plates 13.
Two heat carriers of the present utility model are respectively water vapour and organic heat carrier, and organic heat carrier is natural gas or light
Oil.Technical process is as follows in the utility model：
1. the technological process of water vapor system：
Soft water or deaerated water deliver to softened water tank 6, and boiler lower header 10 is delivered to through boiler feed pump 4, are acted in feed pressure
Flow down water cooled wall 11, and by high-temperature flue gas ebuillition of heated in double thermal medium boilers 1, steam comes together in upper drum 13, then through outer
Net steam pipe outwards conveys.
2. the technological process of organic heat carrier system：
Organic heat carrier is pressurized through organic heat carrier circulating pump 5, the wound tube heat exchanger 9 delivered in double thermal medium boilers 1
In, design temperature is heated to by the high-temperature flue gas in double thermal medium boilers 1, then outwards convey through pipeline.After conveying heat cooling
Organic heat carrier again through organic heat carrier circulating pump 5 pressurization deliver to boiler circulating-heating.
3. air and gas system：
Natural gas or light oil enter burner 2, are mixed with the air heated by air preheater 8, into double heat carriers
Burnt in boiler 1, produce high-temperature flue gas, heat heat carrier.Dividing plate 13 is provided with double thermal medium boilers 1, passes through high-temperature flue gas
Heat exchange of turning back increases flue gas flow, and realization fully exchanges heat with heat carrier, while realizes that the distribution of flue gas uses, and gradually reduces warm
Degree.Low-temperature flue gas is delivered to the air that air preheater 8 conveys with air blower 3 by boiler export and further exchanged heat, and improves heat energy profit
With rate, the hot-air after flue gas delivers to burner 2 and natural gas or light oil mixed combustion, the low temperature after air heat-exchange
Exit gas draws maximum discharge through chimney 7.
The outlet temperature of organic heat carrier is higher, and generally more than 250 DEG C, and vapor (steam) temperature is generally below 200 DEG C, therefore
Two systems heating surface exit gas temperature is different.The flue gas of organic heat carrier heating surface afterbody is re-introduced into vapour system, with steaming
Original flue gas mixing in vapour system, boiler is drawn again after the further cooling of flue gas of organic heat carrier.The flue gas of whole system follows
Ring, which recycles, causes heat energy to make full use of, and reduces fuel consume, saves the energy.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (2)
1. a kind of New-type boiler system for producing double heat carriers, it is characterised in that including water vapor system, organic heat carrier system
And air and gas system, the water vapor system include upper drum and boiler lower header, the upper drum and boiler lower header are in double heat
Set gradually in medium boiler, connected between the upper drum, boiler lower header by water-cooling wall from top to bottom, the upper drum
Be connected with outer net steam pipe, boiler lower header is connected by pipeline with boiler feed pump, boiler feed pump and softened water tank it
Between pipeline connect；
The organic heat carrier system and water vapor system are arranged in juxtaposition, and the organic heat carrier system is included around pipe type heat transfer
Device and organic heat carrier circulating pump, the wound tube heat exchanger are located in double thermal medium boilers, set on the wound tube heat exchanger
There are organic heat carrier import and organic heat carrier outlet, the pipeline of organic heat carrier import and export is provided with bypass, organic heat carrier
It is pumped into by organic heat carrier circulating pump in organic heat carrier import, organic heat carrier circulating pump provides power and realizes that organic heat carries
The circulation of body；
The air and gas system includes burner, air blower, air preheater and chimney, double thermal medium boilers and burner phase
Even, double thermal medium boiler outlets are connected by pipeline with air preheater, the bottom of the air preheater and air blower
It is connected, the burner is connected by pipeline with the top of air preheater, bottom and the chimney phase of the air preheater
Connection.
2. New-type boiler system according to claim 1, it is characterised in that horizontal provided with more in double thermal medium boilers
Individual dividing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720728089.2U CN206875403U (en) | 2017-06-21 | 2017-06-21 | A kind of New-type boiler system for producing double heat carriers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720728089.2U CN206875403U (en) | 2017-06-21 | 2017-06-21 | A kind of New-type boiler system for producing double heat carriers |
Publications (1)
| Publication Number | Publication Date |
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| CN206875403U true CN206875403U (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720728089.2U Active CN206875403U (en) | 2017-06-21 | 2017-06-21 | A kind of New-type boiler system for producing double heat carriers |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166358A (en) * | 2017-06-21 | 2017-09-15 | 安徽省化工设计院 | A kind of New-type boiler system for producing double heat carriers |
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2017
- 2017-06-21 CN CN201720728089.2U patent/CN206875403U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166358A (en) * | 2017-06-21 | 2017-09-15 | 安徽省化工设计院 | A kind of New-type boiler system for producing double heat carriers |
| CN107166358B (en) * | 2017-06-21 | 2023-10-03 | 安徽省化工设计院 | Boiler system for producing double heat carriers |
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