CN106402988A - Steam heating and water heating system - Google Patents
Steam heating and water heating system Download PDFInfo
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- CN106402988A CN106402988A CN201610790351.6A CN201610790351A CN106402988A CN 106402988 A CN106402988 A CN 106402988A CN 201610790351 A CN201610790351 A CN 201610790351A CN 106402988 A CN106402988 A CN 106402988A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D9/00—Central heating systems employing combinations of heat transfer fluids covered by two or more of groups F24D1/00 - F24D7/00
- F24D9/02—Hot water and steam systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/04—Sensors
- F24D2220/042—Temperature sensors
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- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention discloses a steam heating and water heating system. The steam heating and water heating system comprises a steam boiler, a steam header, a condensate water tank, condensate water pressurizing pumps and a water supplementing tank and further comprises a water heating water tank, a communication pipe, a water heating circulation water pump, a water heating water feeding pipe, a water heating water returning manifold, a first water heating water returning branch pipe and a second water heating water returning branch pipe. The water heating water tank communicates with the bottom of the condensate water tank through the communication pipe. The water heating circulation water pump supplies warm water of the water heating water tank to the water heating place through the water heating water feeding pipe. Cold water obtained after the warm water is used in the water heating place flows into the water heating water returning manifold. The water heating water returning manifold is branched into the first water heating water returning branch pipe and the second water heating water returning branch pipe, the first water heating water returning branch pipe communicates with the water heating water tank, and the second water heating water returning branch pipe communicates with a condensate water returning pipe. By means of the steam heating and water heating system, the condensate water utilization rate can be increased, and serious dead steam waste is avoided.
Description
Technical field
The present invention relates to field of heating, more particularly, to a kind of steam heating and water-heating system.
Background technology
The phenomenon that northern coal mine winter heating is coexisted using steam heating and hot-water heating in a large number.Coal life in northern mine
During product, heat supply heating need to be carried out to grass building, mine air intake, worker's bathing etc. using Industrial Boiler.Due to coal
Charcoal enterprise surface production building is as larger in the thermic load such as coal preparation plant's heating, mine air intake heating, typically all adopts steam heating, that is,
Air heating plant in factory building heating equipment and pit shaft room heats for steam, and the thermic load such as colliery office is put smaller, adopts
Use hot-water heating.
As shown in figure 1, existing steam heating and water-heating system include steam boiler 1 ', gas-distributing cylinder 3 ', heat exchanger 5 ', adopt
Warm water circulating pump 6 ', condensation water tank 10 ', condensed water force (forcing) pump 12 ' and water supply tank 13 '.The steam of steam boiler 1 ' is through undue vapour
Cylinder 3 ', a part of steam directly feeds the steam heating such as industrial premises place 9 ', another steam through heat exchanger 5 ' heating water,
There is provided hot-water heating for the hot-water heating such as office building place 7 '.Steam condensation after steam heating place 9 ' uses is condensed water, and condensed water enters
Enter in condensation water tank 10 ', and be that water supply tank 13 ' supplies water by condensed water force (forcing) pump 12 ', water supply tank 13 ' is steam boiler 1 '
Supply water.Wherein, condensation water tank 10 ' is provided with exhaust steam evacuated tube 11 '.2 ', 4 ', 8 ' is jet chimney, and 14 ' is condensate ruturn pipe
Road (in figure dotted portion all condensate returns pipeline).
Steam, after heat exchange cooling, becomes condensed water.Water in condensing water conduit collects generally gravity stream, for ensureing water
Smoothness is led to and steam-water separation, and pipeline need to have certain gradient；For preventing steam from scurrying in backwater, in the water outlet of heating equipment
Drain valve, drain valve nor have larger back pressure are installed, so in the case that area of heat-supply service is larger, collecting terminal and boiler
The discrepancy in elevation in room is with regard to larger it is difficult to be arranged on collecting water tank in boiler room.Generally, condensed water eventually flows to minimum point
Condensing hot air furnace water tank, connects booster station in water tank bottom by pipeline, by force (forcing) pump, condensed water is transmitted back to boiler room, gives
Boiler replenishing water.
The traditional conveying hydraulic art of booster pump chamber is：Using automatic water conveying mode, installation height water-level gauge in water tank.?
During high water level, water pump automatic, condensed water is transported in boiler room water supply tank；When condensate water level drops to low water level,
Water pump is out of service.In traditional water delivery technique, flash-off steam (also referred to as exhaust steam) that condensed water produces after drain valve is arranged to big
Gas.
The effect of drain valve is to separate steam, and condensed water can pass through, pressure before by drain valve for the condensed water
Pressure with vapour system is identical, by after water tank is flowed to by gravity, pressure is reduced to normal pressure.Because condensed water is by dredging
It is high-temperature high pressure water before water valve, flass necessarily occurs after drain valve reduced pressure, produce more flash-off steam, dodge
Steam steam to be arranged to air from the evacuated tube on water tank wall.
Traditional water delivery processing disadvantages are more obvious, predominantly：Condensate temperature is high, and pump cavitation phenomenon is more serious；Defeated
Send condensed water discontinuous, unbalanced, boiler room water supply tank need to have very big buffer capacity；Exhaust steam wastes serious.
Content of the invention
It is an object of the invention to overcoming the deficiencies in the prior art, providing and a kind of can improve the utilization rate of condensed water, keep away
Exempt from exhaust steam and waste serious steam heating and water-heating system.
Technical scheme provides a kind of steam heating and water-heating system, including steam boiler, gas-distributing cylinder, condensed water
Case, condensed water force (forcing) pump and water supply tank, are connected by jet chimney between described steam boiler and described gas-distributing cylinder, described point of vapour
Cylinder passes through steam heating pipeline and steam is supplied steam heating place, and described steam is condensed into condensation in described steam heating place
Enter in described condensation water tank by condensate ruturn pipe after water, the described condensed water in described condensation water tank passes through condensed water
Force (forcing) pump is flowed in described water supply tank, and described water supply tank is that described steam boiler supplies water,
Also include hot-water heating water tank, communicating pipe, hot-water heating water circulating pump, hot-water heating feed pipe, hot-water heating return main, hot-water heating backwater
One branched pipe and hot-water heating backwater second branched pipe；
Described hot-water heating water tank is connected by described communicating pipe with the bottom of described condensation water tank；
The warm water of described hot-water heating water tank is supplied to hot-water heating place by described hot-water heating feed pipe by described hot-water heating water circulating pump,
Cold water after described hot-water heating place uses flows in described hot-water heating return main；
Described hot-water heating return main separates described hot-water heating backwater first branched pipe and described hot-water heating backwater second branched pipe, institute
State hot-water heating backwater first branched pipe to connect with described hot-water heating water tank, described hot-water heating backwater second branched pipe and described condensate return
Pipe connects.
Further, persevering water level VFC water-level gauge is set in described condensation water tank, and described condensed water force (forcing) pump is
Variable frequency pump.
Further, described perseverance water level VFC water-level gauge is arranged on the 1/2-2/3 of described condensation water tank short transverse
Position.
Further, it is provided with the first regulating valve, described hot-water heating backwater second branch in described hot-water heating backwater first branched pipe
It is provided with the second regulating valve in pipe.
Further, it is provided with locking between described first regulating valve and described second regulating valve, when one of regulating valve
During standard-sized sheet, another regulating valve could reduce aperture.
Further, it is provided with cooling-water temperature sensor in described hot-water heating water tank, described steam heating and water-heating system also include room
Outer air-temperature sensor, the testing result according to described cooling-water temperature sensor and described outdoor air temperature sensor come adjust described first tune
Section valve and described second regulating valve.
Further, in described condensate ruturn pipe with the tie point of described hot-water heating backwater second branched pipe after be provided with mixed
Hinge wheel.
Further, the top of described hot-water heating water tank is provided with evacuated tube, the top of described hot-water heating water tank and described condensation water tank
Portion passes through to empty communicating pipe connection.
Further, it is provided with spray equipment in described evacuated tube.
Further, partly described condensed water is directly fed described steam boiler by described condensed water force (forcing) pump.
After technique scheme, have the advantages that：
The present invention is connected with condensation water tank due to increased hot-water heating water tank, hot-water heating water tank, and condensed water higher for temperature is supplied
The warm place of feedwater, improves the utilization rate of condensed water.Cold-water reflux after hot-water heating place uses has arrived hot-water heating water tank and condensed water
In case, for adjusting the water temperature in hot-water heating water tank, and reduce the water temperature in condensation water tank, reduce the product of exhaust steam in condensation water tank
Raw.
Brief description
Referring to accompanying drawing, the disclosure will be easier to understand.It should be understood that：These accompanying drawings are merely illustrative
Purpose, and be not intended to protection scope of the present invention is construed as limiting.In figure：
Fig. 1 is the structural representation of existing steam heating and water-heating system；
Fig. 2 is the structural representation of steam heating and water-heating system in one embodiment of the invention.
The reference table of comparisons：
1 '-steam boiler, 2 '-jet chimney, 3 '-gas-distributing cylinder
4 '-jet chimney, 5 '-heat exchanger, 6 '-heating circulation pump
7 '-hot-water heating place, 8 '-jet chimney, 9 '-steam heating place
10 '-condensation water tank, 11 '-exhaust steam evacuated tube 12 '-condensed water force (forcing) pump
13 '-water supply tank, 14 '-condensate return pipeline
1- steam boiler 2- jet chimney 3- gas-distributing cylinder
4- steam heating pipeline 5- steam heating place 6- hot-water heating return main
7- hot-water heating place 8- hot-water heating feed pipe 10- communicating pipe
11- hot-water heating water circulating pump 12- hot-water heating water tank 13- condensation water tank
14- emptying communicating pipe 15- condensed water force (forcing) pump 16- evacuated tube
17- condensate ruturn pipe 18- water supply tank 19- mixing impeller
61- hot-water heating backwater the first branched pipe 62- hot-water heating backwater second branched pipe
91- the first regulating valve 92- the second regulating valve
Specific embodiment
To further illustrate the specific embodiment of the present invention below in conjunction with the accompanying drawings.
Easy to understand, technology according to the present invention scheme, under not changing true spirit, the general skill of this area
Art personnel can mutually the various structures mode of replacement and implementation.Therefore, detailed description below and accompanying drawing are only
Exemplary illustration to technical scheme, and be not to be construed as the whole of the present invention or be considered as to inventive technique scheme
Define or limit.
The up, down, left, right, before and after mentioning in this manual or may mention, front, the back side, top, bottom etc.
Orientation term is to be defined with respect to the construction shown in each accompanying drawing, and they are relative concepts, it is therefore possible to can root
Correspondingly changed according to diverse location residing for it, different use state.So, also should not be by these or others side
Position term is construed to restricted term.
As shown in Fig. 2 steam heating and water-heating system, including steam boiler 1, gas-distributing cylinder 3, condensation water tank 13, condensed water
Force (forcing) pump 15 and water supply tank 18, are connected by jet chimney 2 between steam boiler 1 and gas-distributing cylinder 3, gas-distributing cylinder 3 is supplied by steam
Steam is supplied steam heating place 5 by heating coil road 4, and steam is returned by condensed water after steam heating place 5 is condensed into condensed water
Water pipe 17 enters in condensation water tank 13, and the condensed water in condensation water tank 13 is flowed into water supply tank 18 by condensed water force (forcing) pump 15
In, water supply tank 18 supplies water for steam boiler 1, also includes hot-water heating water tank 12, communicating pipe 19, hot-water heating water circulating pump 11, hot-water heating feedwater
Pipe 8, hot-water heating return main 6, hot-water heating backwater the first branched pipe 61 and hot-water heating backwater second branched pipe 62；Hot-water heating water tank 12 and condensation
The bottom of water tank 13 is by connecting communicating pipe 10；The warm water of hot-water heating water tank 12 is passed through hot-water heating feed pipe 8 by hot-water heating water circulating pump 11
It is supplied to hot-water heating place 7, the cold water after hot-water heating place 7 uses flows in hot-water heating return main 6；Hot-water heating return main 6 separates water
Warm backwater the first branched pipe 61 and hot-water heating backwater second branched pipe 62, hot-water heating backwater the first branched pipe 61 is with hot-water heating water tank 12 even
Logical, hot-water heating backwater second branched pipe 62 is connected with condensate ruturn pipe 17.
Steam heating in the present invention and water-heating system include steam heating and hot-water heating heating, and wherein steam heating is passed through to steam
Boiler furnace 1 produces steam, and steam enters jet chimney 2, enters back into gas-distributing cylinder 3, is flowed into respectively eventually through steam heating pipeline 4
Individual steam heating place 5.Due to coal enterprise's surface production building as the thermic load such as coal preparation plant's heating, mine air intake heating relatively
Greatly, typically all adopt steam heating, that is, the air heating plant in factory building heating equipment and pit shaft room heats for steam.
Hot-water heating heating is then that the heat of the condensed water collected using steam heating place 5 is heated for hot-water heating place 7, specifically
For：Condensed water is entered in condensation water tank 13 by condensate ruturn pipe 17.Because hot-water heating water tank 12 is passed through with condensation water tank 13
Communicating pipe 10 connects, and by entering into communicating pipe 10 in hot-water heating water tank 12, hot-water heating water tank 12 passes through water to the condensed water of higher temperature
Warm water circulating pump 11 pumps into hot water in hot-water heating feed pipe 8, finally flows into each hot-water heating place 7, the thermic load such as colliery office
Put smaller and then adopt hot-water heating.
After hot-water heating place 7 has utilized, hot water becomes the backwater of lower temperature, and backwater is flowed out by hot-water heating return main 6, water
Warm return main 6 separates Liang Tiao branch, including hot-water heating backwater the first branched pipe 61 and hot-water heating backwater second branched pipe 62.So,
A part of backwater has been flowed back in hot-water heating water tank 12 by hot-water heating backwater the first branched pipe 61, because the temperature of condensed water is for hot-water heating
Still higher for heating, therefore colder backwater flows in hot-water heating water tank 12, is conducive to adjusting the water temperature in hot-water heating water tank 12；
And another part backwater is collected with condensate ruturn pipe 17 by hot-water heating backwater second branched pipe 62, finally flow into condensation water tank 13
In, the colder backwater of this part serves the effect reducing condensed water, prevents or reduce the generation of exhaust steam.
Condensed water flows in water supply tank 18 also by condensed water force (forcing) pump 15, and water supply tank 18 supplies water for steam boiler 1, reaches
Collection utilization to condensed water.In Fig. 2, dotted line is condensate ruturn pipe.
In the present invention, hot-water heating heating is not directly to provide from the thermal source of steam boiler 1, but make use of higher temperatures
The heat of the condensed water of degree heats for hot-water heating, improves the utilization rate of condensed water.
Meanwhile, in the present invention, because the backwater of lower temperature is back in hot-water heating water tank, regulation hot-water heating water tank can be played
Temperature effect.
Further, since condensed water is the direct phase transformation of heating steam, temperature is higher and more fixing, and this required in the winter
During the heating of Ji Caiyong condensed water, the temperature of condensed water is adjusted.The backwater of lower temperature is also back in condensation water tank, energy
Enough reduce the temperature of condensed water, prevent or reduce the generation of exhaust steam.
In addition, the present invention adopts double water tank to design, communicating pipe between two water tanks, is used to connect in water tank bottom.One water tank is special
Door is used for heating, and another water tank is condensation water collection water tank, and heating is formed a relatively independent cyclic system with condensed water
System, in order to adjust the temperature that condensate temperature needs to heating.
Generally, each Workplace of plant area adopts steam heating, and office building, apartment etc. are hot-water heating, hot-water heating thermic load
It is less than condensed water heating load, cause condensate temperature may be much higher than the supply water temperature of water-heating system.As by frequency conversion
Mode reduces the heating water yield, is likely to result in office building each indoor heating inequality it is impossible to reach heating requirement again, so should be by hot-water heating
Water tank is isolated with condensation water tank.
Alternatively, condensed water force (forcing) pump 15 has two, the using and the reserved；Hot-water heating water circulating pump 11 also has two, the using and the reserved.
It is preferred that arranging persevering water level VFC water-level gauge in condensation water tank 12, condensed water force (forcing) pump 11 is frequency conversion water
Pump.Permanent water level variable mode is taken to send condensed water back to water supply tank 18.
Alternatively, permanent water level VFC water-level gauge is arranged on the position of the 1/2-2/3 of condensation water tank 12 short transverse.
The benefit that the permanent water level of VFC is arranged on condensation water tank 12 middle and upper part is, condensed water force (forcing) pump 15 inflow entrance
Bear the pressure of supply water of height of water level in condensation water tank 12, cavitation phenomenons is relatively light even can be avoided completely, and condensed water is pressurizeed
The infringement of pump is less.
In the present embodiment, as shown in Fig. 2 being provided with the first regulating valve 91, hot-water heating backwater in hot-water heating backwater the first branched pipe 61
It is provided with the second regulating valve 92 in second branched pipe 62.
It is preferred that being provided with cooling-water temperature sensor in hot-water heating water tank 12, steam heating and water-heating system also include outside air temperature and pass
Sensor, the testing result according to cooling-water temperature sensor and outdoor air temperature sensor is adjusting the first regulating valve 91 and the second regulating valve
92.
The flow of hot-water heating water circulating pump 11 is typically constant, and in the winter time because temperature Change is larger, heating supply water temperature is general
It is adjusted according to the height of outside air temperature, there are heating water temperature and outside air temperature corresponding relation in heating boiler room under normal circumstances
Curve, when outside air temperature is low, heating supply water temperature is high, and when temperature is high, supply water temperature is low, thus ensureing suitable heating room temperature degree.
This is accomplished by being adjusted by the aperture adjusting the first regulating valve 91 and the second regulating valve 92 and enters into hot-water heating water tank
12 and condensation water tank 13 in cold water flow, finally play adjust hot-water heating water tank 12 in temperature effect.
When the temperature that the temperature of hot-water heating water tank 12 gives less than curve leads to heating amount not enough, increase the second regulating valve 92
Valve opening, or reduce the first regulating valve 91 valve opening.Colder backwater flows into condensed water by condensation return pipt 17
The backwater amount of case 13 increases, and flows into the discharge reduction that returns of hot-water heating water tank 12, and high-temperature condensation water just passes through the communicating pipe of two water tanks
10 inflow hot-water heating water tanks 12, the coolant-temperature gage of hot-water heating water tank 12 raises, and heating supply water temperature also accordingly raises.Wherein, due to hot-water heating
Water tank 12 constantly supplies water to hot-water heating place 8, and the water temperature in hot-water heating water tank 12 is consistently lower than the water level in condensation water tank 13, therefore cold
Solidifying water only can flow into hot-water heating water tank 12 by communicating pipe 10 from condensation water tank 13, and can not possibly reflux.
As reduced heating supply water temperature, then direction of operating is contrary.
It is preferred that being provided with locking between the first regulating valve 91 and the second regulating valve 92, when one of regulating valve standard-sized sheet,
Another regulating valve could reduce aperture.
For avoid two valve contract fullys or entirely half-open cause pipeline obstructed or resistance increase, should arrange between two valves
Locking, during only one arm valve wide open, another arm valve can reduce aperture.
It is preferred that the first regulating valve 91 and the second regulating valve 92 can be motor regulated valve, it is controlled by boiler room.
Alternatively, also dependent on the shunting to two arms when the heat capacity of hot-water heating heating load and condensed water and valveless
Amount (being considered as of substantially equal), only arranges valve on an arm wherein.When being more or less the same as both, the backwater overwhelming majority should mix with
Mixing, should install control valve additional on hot-water heating backwater the first branched pipe 61；As heating amount is much smaller than condensed water heating load, should be by valve
Door is arranged in hot-water heating backwater second branched pipe 62.
Operation setting can be program controlled mode, be obtained according to sensor (cooling-water temperature sensor and outdoor air temperature sensor)
Outside air temperature and temperature, water temperature relation curve, draw hot-water heating tank hot water's temperature requirement value, and with hot-water heating water tank water temperature pair
According to automatically adjusting electrically operated valve so that hot-water heating water tank water temperature is identical with required value.
In the present embodiment, as shown in Fig. 2 in condensate ruturn pipe 17 with the tie point of hot-water heating backwater second branched pipe 62 after
It is provided with mixing impeller 19.
For strengthening mixed effect in pipeline for the high-low-temperature, in condensate ruturn pipe 17, high-low-temperature mixing point is (cold
Solidifying water return pipe 17 and the tie point of hot-water heating backwater second branched pipe 62) install mixing impeller 19 afterwards, under the effect such as waterpower
Mixing impeller 19 is driven to rotate, thus high-low-temperature is sufficiently mixed.
In the present embodiment, as shown in Fig. 2 the top of hot-water heating water tank 12 is provided with evacuated tube 16, hot-water heating water tank 12 and condensed water
The top of case 13 is passed through emptying and is connected communicating pipe 14.
Because condensation water tank 13 is closed tank, by emptying communicating pipe 14 and evacuated tube 16, exclusion is that may be present few
Amount air, such as system operation initial stage；When water temperature is higher, exclude a small amount of exhaust steam；When water temperature is relatively low, limit condensation water surface
Contact velocity with air；Condensation water tank 13 internal gas pressure is consistent with atmospheric pressure.
It is preferred that being provided with spray equipment (not shown) in evacuated tube 16.A small part in hot-water heating water tank 12 is introduced spray
In device, to reclaim the exhaust steam that decent evacuated tube 16 is escaped.So through supercooling and recovery, the actual escape amount pole of exhaust steam
Micro-, negligible.
Alternatively, partial condensation water is directly fed steam boiler 1 by condensed water force (forcing) pump 15.
Because steam heating and water-heating system are totally-enclosed system circulation system, after heat release cooling, water quality is still for condensed water
The direct water supply quality requirement of general steam boiler so can be met, the condensed water that can convey condensed water force (forcing) pump 15 is directly to steaming
Boiler furnace 1 supplies water.In this way, should convey and connect arm by water pipe, and connect on side motor regulated valve is installed on arm, will
Unnecessary water supply sends into water supply tank 18 through arm.
Above-described be only the present invention principle and preferred embodiment.It should be pointed out that the common skill for this area
For art personnel, on the basis of the principle of the invention, some other modifications can also be made, also should be regarded as the protection model of the present invention
Enclose.
Claims (10)
1. a kind of steam heating and water-heating system, including steam boiler, gas-distributing cylinder, condensation water tank, condensed water force (forcing) pump and moisturizing
Case, is connected by jet chimney between described steam boiler and described gas-distributing cylinder, and described gas-distributing cylinder passes through steam heating pipeline will
Steam supplies steam heating place, and described steam passes through condensate ruturn pipe after described steam heating place is condensed into condensed water
Enter in described condensation water tank, the described condensed water in described condensation water tank is flowed into described moisturizing by condensed water force (forcing) pump
In case, described water supply tank be described steam boiler supply water it is characterised in that
Also include hot-water heating water tank, communicating pipe, hot-water heating water circulating pump, hot-water heating feed pipe, hot-water heating return main, first point of hot-water heating backwater
Arm and hot-water heating backwater second branched pipe；
Described hot-water heating water tank is connected by described communicating pipe with the bottom of described condensation water tank；
The warm water of described hot-water heating water tank is supplied to hot-water heating place by described hot-water heating feed pipe by described hot-water heating water circulating pump, described
Cold water after hot-water heating place uses flows in described hot-water heating return main；
Described hot-water heating return main separates described hot-water heating backwater first branched pipe and described hot-water heating backwater second branched pipe, described water
Warm backwater first branched pipe is connected with described hot-water heating water tank, and described hot-water heating backwater second branched pipe is with described condensate ruturn pipe even
Logical.
2. steam heating according to claim 1 and water-heating system are it is characterised in that arrange persevering in described condensation water tank
Water level VFC water-level gauge, described condensed water force (forcing) pump is variable frequency pump.
3. steam heating according to claim 2 and water-heating system are it is characterised in that described perseverance water level VFC water level
Meter is arranged on the position of the 1/2-2/3 of described condensation water tank short transverse.
4. steam heating according to claim 1 and water-heating system are it is characterised in that described hot-water heating backwater first branched pipe
In be provided with the first regulating valve, be provided with the second regulating valve in described hot-water heating backwater second branched pipe.
5. steam heating according to claim 4 and water-heating system are it is characterised in that described first regulating valve and described the
It is provided with locking, when one of regulating valve standard-sized sheet, another regulating valve could reduce aperture between two regulating valves.
6. steam heating according to claim 4 and water-heating system are it is characterised in that be provided with water temperature in described hot-water heating water tank
Sensor, described steam heating and water-heating system also include outdoor air temperature sensor, according to described cooling-water temperature sensor and described room
The testing result of outer air-temperature sensor is adjusting described first regulating valve and described second regulating valve.
7. the steam heating according to any one of claim 1-6 and water-heating system are it is characterised in that described condensate return
It is provided with mixing impeller after the tie point of hot-water heating backwater second branched pipe described in Guan Zhongyu.
8. the steam heating according to any one of claim 1-6 and water-heating system are it is characterised in that described hot-water heating water tank
Top is provided with evacuated tube, and described hot-water heating water tank is connected by emptying with the top of described condensation water tank communicating pipe.
9. steam heating according to claim 8 and water-heating system are it is characterised in that be provided with spray dress in described evacuated tube
Put.
10. the steam heating according to any one of claim 1-6 and water-heating system are it is characterised in that described condensed water adds
Partly described condensed water is directly fed described steam boiler by press pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610790351.6A CN106402988B (en) | 2016-08-31 | 2016-08-31 | Steam heating and water-heating system |
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|---|---|---|---|
| CN201610790351.6A CN106402988B (en) | 2016-08-31 | 2016-08-31 | Steam heating and water-heating system |
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| CN106402988A true CN106402988A (en) | 2017-02-15 |
| CN106402988B CN106402988B (en) | 2019-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594833A (en) * | 2019-09-29 | 2019-12-20 | 呼伦贝尔驰宏矿业有限公司 | System and method for recycling condensate return water heat source |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110594833A (en) * | 2019-09-29 | 2019-12-20 | 呼伦贝尔驰宏矿业有限公司 | System and method for recycling condensate return water heat source |
| CN110594833B (en) * | 2019-09-29 | 2024-02-13 | 呼伦贝尔驰宏矿业有限公司 | System and method for recycling condensation backwater heat source |
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| CN106402988B (en) | 2019-11-12 |
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