CN109489027A - A kind of energy-saving steam generating system - Google Patents

Abstract

The invention discloses a kind of energy-saving steam generating system, including steam generator, water feed apparatus, steam separator and fuel feeder, for steam generator liquid water is thermally formed steam, the steam generator includes heating device and steam generation facility；Water feed apparatus butts up against steam generation facility input terminal, and the water feed apparatus is for liquid water to be delivered in the steam generation facility；Steam separator butts up against steam generator by steam siphunculus, the steam separator to the steam that will input complete vapour liquid water from；Fuel feeder butts up against heating device, and the fuel feeder is to will be in fuel gas transmission to the heating device.The present invention is combined controlling to water management and combustion gas, effectively improves the availability of fuel gas buring, reduce heat energy loss, improve energy-saving effect by optimization overall structure.

Description

A kind of energy-saving steam generating system

Technical field

The present invention relates to steam generating equipment technical field, in particular to a kind of energy-saving steam generating system.

Background technique

Steam generator (being commonly called as boiler) is that water is heated as hot water or steam using the thermal energy of fuel or other energy Mechanical equipment, steam generator is the important component of Steam Power Equipment, and steam generator is in various industrial enterprises It is middle to provide production and the required essential equipment of steam that heats.

However, existing steam generator is usually all to boil to form steaming by carrying out heating to the liquid water in container Vapour, combusting firepower is unable to control in combustion, and the heating surface area of heat-exchanger rig is smaller in heat transfer process, and in fuel In combustion process, lead to heat waste, the low problem of equipment heat utilization efficiency there are fuel combustion is insufficient.

It in addition is usually the steam-water mixing containing a large amount of drums from the heated steam obtained of heat-exchanger rig in boiler for producing Object, it is necessary to effective steam-water separation be carried out to it, obtain dry saturated vapor, could be sent into superheater and be overheated.Greatly Amount steam water interface enters in steam-water separator, and tilts down flow direction at it with centrifugation, and a large amount of drums of entrainment are by dividing Water baffle is isolated, and the saturated vapor after completing separation is passed through steam comb by being discharged in the steam hole that divides in water baffle Middle discharge, into being used in subsequent parts.

Existing steam-water separator is generally only that the saturated vapor using single separated structure, and after separating can not carry out Be filtered dry it is dry, cause its be discharged saturated vapor in or have suitable drum；The high-temperature water after internal separation obtains not simultaneously Secondary cycle utilizes, and in addition the water after internal separation is usually to pass through observation panel to be observed, and because inside has larger steam, leads It causes observation accuracy poor, is not easy to effectively control.

Summary of the invention

The present invention solves above-mentioned deficiency, provides a kind of energy-saving steam generating system.

Technical problem solved by the invention can be realized using following technical scheme:

A kind of energy-saving steam generating system, including steam generator, water feed apparatus, steam separator and fuel gas supply dress It sets, steam generator, liquid water is thermally formed steam, the steam generator includes heating device and steam generation dress It sets, for the heating device to heat to the steam generation facility, the steam generation facility includes high-temperature heat-exchanging, low temperature Heat exchanger and the communicating pipe to penetrate through the high-temperature heat-exchanging and the cryogenic heat exchanger, the high-temperature heat-exchanging and described low In warm heat exchanger equipped with it is several in up and down heat chamber；Water feed apparatus, butts up against steam generation facility input terminal, it is described into For water installations for liquid water to be delivered in the steam generation facility, the water feed apparatus includes liquid water piping, to water control Platform and water tank processed；Steam separator butts up against steam generator by steam siphunculus, and the steam separator will be will input Steam completes vapour liquid water from inside, which is equipped with, divides water baffle group, and the point water plate group includes arc point water plate and template point water plate； Fuel feeder, butts up against heating device, and the fuel feeder is to by fuel gas transmission to the heating device, institute Stating fuel feeder includes gas distribution pipe, gas supply console and gas supply source.

The heating device include fire row combustor, the bi-motor fire rod to start the fire row combustor and to The fire defector stick of the fire row combustor combustion intensity is detected, the fire row combustor is located at below the high-temperature heat-exchanging, A combustion cavity is formed between the fire row combustor and the high-temperature heat-exchanging.

Moisture is perfused inside the high-temperature heat-exchanging and the cryogenic heat exchanger, the high-temperature heat-exchanging is located at described Cryogenic heat exchanger lower part, the high-temperature heat-exchanging is interior to be equipped with temperature protection switch, and the temperature protection switch is described to prevent Moisture dryouies in high-temperature heat-exchanging.

Water is equipped with from successively arranging with steam generation facility butt end to water supply console direction in the liquid water piping Flow protective switch, circulating pump, inlet water solenoid valve and water feeding one-way valve.

The water supply console includes water pressure table, feed meter, shut-off valve, check-valves and vacuum tank.

The steam separator includes tank body, dry saturated steam delivery pipe and blowdown distribution pipe, the dry saturated steam delivery pipe and institute The docking of tank body top is stated, the blowdown distribution pipe is docked with the tank base.

Point water baffle group is located in tank inner chamber, and the arc point water plate includes arc point water plate ontology and several positioned at institute The first steam hole on arc point water plate ontology is stated, the template point water plate includes riser ontology and transverse slat ontology, the riser Ontology and the L-shaped arrangement of transverse slat ontology, the riser ontology are equipped with several second steam holes, the transverse slat body upper surface Equipped with several bypass channels.

Tank body is equipped with dry blowing vapor outlet and water level pipe, and the dry blowing vapor outlet is described to dock dry saturated steam delivery pipe Dry blowing vapor outlet inner cavity lower part is equipped with carbonated drink filter screen, is equipped with high water level electrode and low water level electrode in the water level pipe.

The gas supply console includes that gas safe flow valve, igniter solenoid valve, safety valve, pressure bound are opened Pass, expansion joint, drain cock valve, pressure-regulating valve, pressure gauge, filter and switch valve.

Cigarette wind apparatus is additionally provided in the steam generator, the cigarette wind apparatus includes smoke pipe and the forced-ventilated in smoke pipe Blower.

The present invention optimizes overall structure by having the following beneficial effects: that the present invention passes through compared with prior art, in conjunction with Using to water management and combustion gas control, the availability of fuel gas buring is effectively improved, heat energy loss is reduced, improves energy-saving effect； Optimize steam generation facility internal structure, is conducive to the steam generation of high-temperature heat-exchanging, while improving heat utilization rate；Optimization is steamed Vapour separator improves the steam-water separation effect of steam, is conducive to the output of dry saturated steam.

The features of the present invention sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clearly Solution.

Detailed description of the invention

Fig. 1 is overall structure diagram of the invention.

Fig. 2 is steam generator structural schematic diagram of the invention.

Fig. 3 is spout structure road schematic diagram of the invention.

Fig. 4 heats cavity configuration schematic diagram for of the invention.

Fig. 5 is water feed apparatus structural schematic diagram one of the invention.

Fig. 6 is water feed apparatus structural schematic diagram two of the invention.

Fig. 7 is water supply console structural schematic diagram of the invention.

Fig. 8 is steam separator structural schematic diagram of the invention.

Fig. 9 is steam separator overlooking structure diagram of the invention.

Figure 10 is that arc of the invention divides water baffle partial enlargement structural representation.

Figure 11 is riser ontology partial enlargement structural representation of the invention.

Figure 12 is transverse slat ontology partial enlargement structural representation of the invention.

Figure 13 is fuel feeder structural schematic diagram of the invention.

Figure 14 is gas supply console structural schematic diagram of the invention.

Specific embodiment

In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Conjunction is specifically illustrating, and the present invention is further explained.

As shown, present embodiment discloses a kind of energy-saving steam generating system, including steam generator 1, water feed apparatus 2, steam separator 3 and fuel feeder 4.

Wherein, for steam generator 1 liquid water is thermally formed steam, steam generator 1 includes 12 He of heating device Steam generation facility 11.

Among the above, heating device 12 in one embodiment is to heat steam generation facility 11, heating device 12 including fire row combustor 121, the electrode points lighted torch 122 to start fire row combustor 121 and to detect fire row combustor The fire defector stick 123 of 121 combustion intensities, fire row combustor 121 are located at 11 lower section of steam generation facility, fire row combustor 121 A combustion cavity is formed between steam generation facility 11, wherein electrode points lighted torch 122 preferably uses bipolar electrode fire rod, tool Have the characteristics that igniting is stable；Using fire defector stick 123 can with the flame combustion degree in real-time detection fire row combustor 121, Burning is improved to realize the control of combusting firepower in conjunction with the real-time output control that gas supply platform 42 is easy to implement gas quantity Utilization rate.

Among the above, 13 bottom of furnace body is equipped with air regulating port 131, and air regulating port 131 is located at 121 lower section of fire row combustor, air regulating port 131 to improve the burning adequacy of fire row combustor 121 to oxygen is provided inside furnace body 13.

Among the above fire row combustor 121 be equipped with several spouts 124, spout 124 preferably using elongate holes, elliptical aperture or At least one of circular hole, 124 section of spout use taper flaring out structure.

In conjunction with above-mentioned, steam generation facility 11 in one embodiment, steam generation facility 11 is to by liquid water Steam is converted to, steam generation facility 11 is including high-temperature heat-exchanging 112, cryogenic heat exchanger 111 and to penetrate through high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 communicating pipe 113, liquid water is perfused inside high-temperature heat-exchanging 112 and cryogenic heat exchanger 111, Cryogenic heat exchanger 111 is equipped with water inlet 114, and water inlet 114 facilitates the input of liquid water, high temperature to dock water feed apparatus 2 Heat exchanger 112 is equipped with steam (vapor) outlet 118, and steam (vapor) outlet 118 connects steam siphunculus 116, and 116 other end of steam siphunculus, which runs through, to be prolonged 13 outside of furnace body is extended to, convenient for docking with the completion of steam separator 3.

Wherein, high-temperature heat-exchanging 112 is located at 111 lower part of cryogenic heat exchanger, high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 Using the structure design that is arranged above and below, the combustion that cryogenic heat exchanger 111 is used for the input of liquid water and is provided using fire row combustor 121 The amount of heating realizes pre-heat effect early period, then its liquid water being under pre- Warm status is transmitted to high temperature by communicating pipe 113 and is changed In hot device 112, high-temperature heat-exchanging 112 is in 121 top of fire row combustor, and directly heated to complete fast heating, being convenient for will be internal Liquid water boil to generate steam, the two-row structure of Optimum utilization high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 is set Meter, improves the utilization rate of heat, while also accelerating the generation of steam, reduces thermal energy consumption, improve energy-saving effect.

Wherein, temperature protection switch 115 is equipped in high-temperature heat-exchanging 112, temperature protection switch 115 is to prevent high temperature from changing Liquid water dryouies in hot device 112, in high-temperature heat-exchanging 112 and cryogenic heat exchanger 111 equipped with it is several in up and down heat chamber 117, upper and lower two heat 117 arranged relative of chamber, heat chamber 117 using cavity structure up and down, improve high temperature heat exchange The surface heating surface area of device 112 and cryogenic heat exchanger 111, convenient for improving the heating effect to internal liquid water.

Wherein, cavity surface layer is equipped with refractory insulating layer in furnace body 13, improves heat insulation effect, refractory insulating layer is using existing common Thermal insulation material is made.

Among the above, water feed apparatus 2 in one embodiment, to dock steam generation facility 11, water feed apparatus 2 For liquid water to be delivered in steam generation facility 11, water feed apparatus 2 includes liquid water piping 21, water supply console 22 and water Case 23, wherein water tank 23 functions as watering, liquid water piping 21 is for completing water lines to store liquid water Docking perforation, control of the water supply console 22 to complete water flow output.

Wherein, it successively arranges from 11 butt end of steam generation facility to 22 direction of water supply console in liquid water piping 21 Equipped with water flow protective switch 211, circulating pump 212, inlet water solenoid valve 213 and water feeding one-way valve 214, water flow protective switch 211 is For water loop control, disengaging water management, water computer heating control, pump switch control, the control of solenoid valve on-off to water feed apparatus Or water outlet power-off, water outlet power control etc., water flow is converted to the senser element of switching regulator electric signal after reaching certain flow, For a kind of commonly used equipment in the prior art；Circulating pump 212 is the water pump recycled, the water inlet such as to convey liquid water, absorb There is adverse current to place liquid water in water inlet of the solenoid valve 213 to control liquid water, water feeding one-way valve 214, optimize liquid water It is piped the configuration of last component, to improve the control amount and validity of water supply.

Wherein, water supply console 22 includes water pressure table 222, feed meter 221, shut-off valve 223,224 and of check-valves Vacuum tank 225,222 table of water pressure is for completing hydraulic pressure detection, consequently facilitating real-time hydraulic pressure monitoring is realized, convenient for completing water supply water Voltage-controlled system, feed meter 221 are used for real-time detection feedwater flow, the accurate of water flow can be improved in conjunction with water pressure table 222 Control, shut-off valve 223 are used to complete the adjustment to water flow, and check-valves 224 adverse current, vacuum tank occurs with to avoid liquid water 225, to play the role of equilibrium water amount and pressure, avoid shut-off valve from frequently opening water inlet and frequent moisturizing, optimization uses water The control amount of water supply can be improved in console 22.

Among the above, steam separator 3 in one embodiment, steam separator 3 are completed to the steam that will be inputted Carbonated drink is from steam separator 3 includes tank body 31, dry saturated steam delivery pipe 6 and blowdown distribution pipe 7.

Wherein, tank body 31 be equipped with steam water interface entrance 33, steam water interface entrance 33 to high-temperature heat-exchanging 112 Interior steam (vapor) outlet 118 completes docking by steam siphunculus 116.

Wherein, it is equipped with inside tank body 31 and divides water baffle group 32, divide water baffle group 32 to correspond to steam water interface entrance 33, For completing the steam-water separation of steam water interface, dividing water baffle group 32 includes that arc divides water baffle 321 and template to divide water baffle 322, arc divides water baffle 321 to be located at 33 lower part of steam water interface entrance, and template divides water baffle 322 to be located at arc and divides water baffle 321 rear portions, the 34 inner cavity lower part of dry blowing vapor outlet on tank body 31 are equipped with carbonated drink filter screen 30, positioned at template divide water baffle 322 with Between dry blowing vapor outlet 34；Wherein steam water interface enters to first pass through arc in 31 inner cavity of tank body by steam water interface entrance 33 Shape divides water baffle 321, completes level-one steam-water separation, is dividing water baffle 322 to complete second level steam-water separation by template, is then passing through Then the further absorbent drying of steam is completed output by dry blowing vapor outlet 34 by carbonated drink filter screen 30, be passed into dry saturated steam row It puts in pipe 6, dry saturated steam delivery pipe 6 is equipped with steam-flow meter, convenient for the record of dry saturated steam flow, the completion pair of carbonated drink filter screen 30 Filtration treatment is dried in steam after steam-water separation, reduces the water content of steam.

Wherein, arc divides water baffle 321 to include that arc divides water baffle body 3211 and several arcs that are located to divide water baffle sheet The first steam hole 3212 on body 3211, several first steam holes 3212 are arranged in fish scale shape, and optimization arc divides water baffle 321 knot Structure, when steam water interface divides water baffle 321 by arc, gas part is by flow effect, from the first steam hole 3212 Discharge, and the large quantity of moisture in steam water interface by arc because being divided the barrier of water baffle body 3211 to be blocked isolation.

Wherein, template divides water baffle 322 to include riser ontology 3221 and transverse slat ontology 3222, riser ontology 3221 and transverse slat The L-shaped arrangement of ontology 3222, riser ontology 3221 are equipped with several second steam holes 3223, and several second steam holes 3223 are in Array is arranged, and without cavity structure on transverse slat ontology 3222,3222 upper surface of transverse slat ontology is equipped with several bypass channels 3224, divides water Slot 3224 is incline structure, and it is far from 3221 direction of riser ontology that bypass channel 3224, which tilts down direction,；When dividing water by arc 321 steam water interface of baffle is passed through template and divides in water baffle 322, because its flow direction would generally be largely first by transverse slat ontology 3222 Impact, to the moisture that contains of inside is located away from bypass channel 3224, while steam inside flows in riser ontology 3221 It is exported by the second steam hole 3223, to complete second level steam-water separation.

Among the above by the liquid water after level-one steam-water separation and second level steam-water separation because gravity is collected in tank base.

Wherein, blind flange 39 is equipped at the top of tank body 31, steam water interface entrance 33 and dry blowing vapor outlet 34 are respectively positioned on flange On lid 39, it is additionally provided with water level pipe 35 on blind flange 39, high water level electrode 351 and low water level electrode 352, benefit are equipped in water level pipe 35 It is used to detect the liquid water of 31 internal recovering of tank body with high water level electrode 351 and low water level electrode 352.

Wherein, it is additionally provided with safety valve 8 on blind flange 39, over pressure protective switch 9 is additionally provided on tank body 31, with to avoid interior Portion's pressure is excessive, to complete the adjustment of 31 internal pressure of tank body.

Wherein, 31 bottom of tank body is equipped with sewage draining exit 38, and 31 inner cavity lower part of tank body is equipped with impurity strainer 36, and tank body 31 is equipped with The mouth of a river 37 is recycled, the circulation mouth of a river 37 is located at 31 lower part side of tank body, and circulation 37 inner cavity of the mouth of a river goes out relative to impurity strainer 36；Recycling Liquid water inside tank body 31 completes contaminant filter by impurity filtering net 36, can be excluded, is used for by recycling the mouth of a river 37 It recycling, filtered liquid water equally has higher temperature, and it is available to recycle, increase hot interest rate.

Wherein, blowdown distribution pipe 7 is with sewage draining exit 38 to dock, between be equipped with blowdown one way stop peturn valve, blowdown distribution Pipe 7 is used for periodic cleaning impurity, convenient for guaranteeing 31 cleaning inside of tank body.

Among the above, fuel feeder 4 in one embodiment, fuel feeder 4 to by fuel gas transmission extremely In heating device 12, fuel feeder 4 includes gas distribution pipe 41, gas supply console 42 and gas supply source 43.

Wherein, fuel rail 41 with fire row combustor 121 for docking, convenient for completing the input of combustion gas；Gas supply Console 42 includes gas safe flow valve 421, igniter solenoid valve 422, safety valve 423, pressure bound switch 424, expansion Section 425, drain cock valve 426, pressure-regulating valve 427, pressure gauge 428, filter 429 and switch valve 420；Gas safe stream Valve 421 is measured to monitor combustion gas output flow size；Igniter solenoid valve 422 is for controlling bipolar electrode fire rod；Safety Valve 423 avoids internal gaseous-pressure excessively high for playing a protective role；Pressure bound switch 424, for detecting internal combustion gas Pressure size plays safety protection function；Expansion joint 425 can play reduction tube wall stress, be a kind of flexible structure；Emptying Plug valve 426 is easy to implement fluid reversing；Pressure-regulating valve 427, for adjusting internal gaseous-pressure size；Pressure gauge 428 is used In the internal gas pressure force value of display；Filter 429, for eliminating the impurity in combustion gas, to protect valve and the normal of equipment to make With reduction equipment maintenance cost；Switch valve 420, to open or tube wall and gas supply source are docked.

Wherein, cigarette wind apparatus 5 is additionally provided in steam generator 1 among the above, cigarette wind apparatus 5 is including smoke pipe 53 and is located at smoke pipe Forced discharge fan 51 in 53, wherein cigarette wind apparatus 5 is located at 13 top of furnace body, is additionally provided with wind pressure protective switch 52, wind on smoke pipe 53 Pressing protective switch 52 is a kind of existing detecting element, it is to push microswitch to realize electric current using the static pressure of gas On-off guarantees that equipment can close fuel feeder 4 in the case where air draft is unsmooth in time, to guarantee that combustion gas does not leak, thus Protect personal safety.

In above structure, including wind pressure protective switch 52, Forced discharge fan 51, the electrode points lighted torch in steam generator 1 122, fire defector stick 123, temperature protection switch 115 etc., water flow protective switch 211, circulating pump 212 in water feed apparatus 2, into Water solenoid valve 213, shut-off valve 223, check-valves 224 and vacuum tank 225 etc. are high water level electrode 351 in steam separator 3, low Level electrode 352, over pressure protective switch 9 etc., gas safe flow valve 421, igniter solenoid valve in fuel feeder 4 422, safety valve 423, pressure bound switch 424, drain cock valve 426, pressure-regulating valve 427, switch valve 420 etc., In all kinds of electrical components and valve by carrying out electric signal connection with existing common PLC controller, be easy to implement collaboration control System improves energy-saving efficiency.

As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.

Claims (10)

1. a kind of energy-saving steam generating system, including steam generator, water feed apparatus, steam separator and fuel feeder, It is characterized by:

Steam generator, liquid water is thermally formed steam, the steam generator includes heating device and steam generation Device, for the heating device to heat to the steam generation facility, the steam generation facility includes high-temperature heat-exchanging, low Warm heat exchanger and the communicating pipe to penetrate through the high-temperature heat-exchanging and the cryogenic heat exchanger, the high-temperature heat-exchanging and described In cryogenic heat exchanger equipped with it is several in up and down heat chamber；

Water feed apparatus, butts up against steam generation facility input terminal, and the water feed apparatus is used to liquid water being delivered to the steam In generating device, the water feed apparatus includes liquid water piping, water supply console and water tank；

Steam separator butts up against steam generator by steam siphunculus, and the steam separator is complete to the steam that will be inputted At vapour liquid water from inside, which is equipped with, divides water baffle group, and the point water plate group includes arc point water plate and template point water plate；

Fuel feeder, butts up against heating device, and the fuel feeder is to by fuel gas transmission to the heating device Interior, the fuel feeder includes gas distribution pipe, gas supply console and gas supply source.

2. a kind of energy-saving steam generating system according to claim 1, it is characterised in that: the heating device includes fire row Burner, the bi-motor fire rod to start the fire row combustor and to detect the fire row combustor combustion intensity Fire defector stick, the fire row combustor are located at below the high-temperature heat-exchanging, and the fire row combustor and the high temperature exchange heat A combustion cavity is formed between device.

3. a kind of energy-saving steam generating system according to claim 1, it is characterised in that: the high-temperature heat-exchanging and described Moisture is perfused inside cryogenic heat exchanger, the high-temperature heat-exchanging is located at the cryogenic heat exchanger lower part, the high temperature heat exchange Temperature protection switch is equipped in device, the temperature protection switch is to prevent moisture in the high-temperature heat-exchanging from dryouting.

4. a kind of energy-saving steam generating system according to claim 1, it is characterised in that: in liquid water piping from It successively arranges to water supply console direction and is equipped with water flow protective switch, circulating pump, inlet water solenoid valve in steam generation facility butt end And water feeding one-way valve.

5. a kind of energy-saving steam generating system according to claim 1 or 4, it is characterised in that: the water supply console packet Include water pressure table, feed meter, shut-off valve, check-valves and vacuum tank.

6. a kind of energy-saving steam generating system according to claim 1, it is characterised in that: the steam separator includes tank Body, dry saturated steam delivery pipe and blowdown distribution pipe, the dry saturated steam delivery pipe are docked with the tank body top, the blowdown distribution pipe It is docked with the tank base.

7. a kind of energy-saving steam generating system according to claim 1 or 6, it is characterised in that: water baffle group is divided to be located at tank In intracoelomic cavity, the arc point water plate includes arc point water plate ontology and several first on the arc point water plate ontology Steam hole, the template point water plate include riser ontology and transverse slat ontology, the riser ontology and the L-shaped row of transverse slat ontology Cloth, the riser ontology are equipped with several second steam holes, and the transverse slat body upper surface is equipped with several bypass channels.

8. a kind of energy-saving steam generating system according to claim 7, it is characterised in that: tank body is equipped with dry blowing vapor outlet And water level pipe, the dry blowing vapor outlet are equipped with carbonated drink mistake to dock dry saturated steam delivery pipe, dry blowing vapor outlet inner cavity lower part Strainer, the water level pipe is interior to be equipped with high water level electrode and low water level electrode.

9. a kind of energy-saving steam generating system according to claim 1, it is characterised in that: the gas supply console packet Gas safe flow valve, igniter solenoid valve, safety valve, pressure bound switch, expansion joint, drain cock valve, pressure is included to adjust Valve, pressure gauge, filter and switch valve.

10. a kind of energy-saving steam generating system according to claim 1, it is characterised in that: in the steam generator also Equipped with cigarette wind apparatus, the cigarette wind apparatus includes smoke pipe and the Forced discharge fan in smoke pipe.