CN204431459U - Vapour energy storage circulation device more than still kettle accelerated accumulation formula - Google Patents
Vapour energy storage circulation device more than still kettle accelerated accumulation formula Download PDFInfo
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Abstract
The utility model discloses vapour energy storage circulation device more than still kettle accelerated accumulation formula, comprise the energy storage equipment be communicated with still kettle, this energy storage equipment at least comprises first order energy accumulation container, second level energy accumulation container; The admission end of first order energy accumulation container, second level energy accumulation container is communicated with the exhaust steam end of still kettle by blow-off line, and the steam output end of first order energy accumulation container, second level energy accumulation container is communicated with the admission end of still kettle by steam exhaust piping; Blow-off line is provided with the steam discharge control valve controlling the circulation of its medium; Steam exhaust piping is provided with the back-steam control valve controlling the circulation of its medium.The energy storage equipment that more than still kettle accelerated accumulation formula, vapour energy storage circulation device is is medium with water (or soft water).General principle is adopt dividing potential drop mode from high to low to be stored by vapour more than in steam discharge still kettle, in admission still kettle boost process by the steam stored in advance from low to high dividing potential drop mode discharge steam supply.
Description
Technical field
The utility model relates to still kettle equipment technical field, is specifically related to vapour energy storage circulation device more than a kind of still kettle accelerated accumulation formula.
Background technology
Still kettle steams still also known as steam-cured still, pressure, is a kind of large pressurized vessel of bulky, heavier-weight.Still kettle purposes is very extensive, widely apply still kettle in the steam press maintenance of the construction materials such as air-entrained concrete building block, concrete tubular pile, Dinas brickes, coal-dust brick, calcium silicate board with microporous, New Type Light-weight Wall Material, insulation asbestos board, high strength gypsum, in still, complete the hydro-thermal reaction of Cao-Si02-H2O.
In use, need in still kettle to produce steam, and existing be the mode adopting directly discharge to the steam in still kettle, one is the waste causing heat resources, and two steam heats of discharging are large, impacts the working environment near still kettle; In addition, because the volume of still kettle is comparatively large, when boosting to still kettle, one still kettle carries out the pattern of falling vapour to boost to another still kettle, such mode, and one is in still kettle buck process, the temperature difference is comparatively large, impacts the green body quality in still kettle.
Utility model content
For above-mentioned technical problem, the purpose of this utility model is to provide a kind of dividing potential drop mode that adopts and is stored by vapour more than in steam discharge still kettle, in admission still kettle boost process dividing potential drop release steam supply still kettle accelerated accumulation formula more than vapour energy storage circulation device and method.
Realize the technical solution of the utility model as follows:
Vapour energy storage circulation device more than a kind of still kettle accelerated accumulation formula, comprise the energy storage equipment be communicated with still kettle, this energy storage equipment at least comprises first order energy accumulation container, second level energy accumulation container; The admission end of described first order energy accumulation container, second level energy accumulation container is communicated with the exhaust steam end of still kettle by blow-off line, and the steam output end of first order energy accumulation container, second level energy accumulation container is communicated with the admission end of still kettle by steam exhaust piping;
Described blow-off line comprises the exhaust steam main be communicated with still kettle exhaust steam end, with be communicated with exhaust steam main and be communicated with the blow-off branch of first order energy accumulation container, second level energy accumulation container admission end respectively, each blow-off branch is provided with the steam discharge control valve controlling the circulation of its medium;
Described steam exhaust piping comprises the back-steam house steward be communicated with still kettle admission end, with be communicated with back-steam house steward and be communicated with the back-steam arm of first order energy accumulation container, second level energy accumulation container steam output end respectively, each back-steam arm is provided with the back-steam control valve controlling the circulation of its medium.
Adopt the technical solution of the utility model, the energy storage equipment that more than still kettle accelerated accumulation formula, vapour energy storage circulation device is is medium with water (or soft water).General principle is adopt dividing potential drop mode from high to low to be stored by vapour more than in steam discharge still kettle, in admission still kettle boost process by the steam stored in advance from low to high dividing potential drop mode discharge steam supply.
The utility model adopts dividing potential drop storage and dividing potential drop release to be advantages:
1, meet the boosting of still kettle and the general principle process of step-down and needs, because steam carries out storing and discharging by pressure mode voluntarily, thus difference variation is little, has very large benefit to the quality of base substrate.
2, centralized recovery storage is carried out to the steam of originally discharging, make heat energy be able to recycling, and heat energy recycle efficiency is high.
3, owing to adopting the storage and circulation device outside still kettle, avoid and a still kettle originally must be adopted the pattern of falling vapour of a still kettle, avoid and take multiple still kettle simultaneously, enhance productivity.
4, the remaining vapour recovery and reuse of employing, can solve the pressure oscillation of still kettle boost process peripheral steam supply equipment substantially and evaporation capacity for engine is large, reduce the evaporation capacity for engine of original steam supply equipment, reduce steam supply cost.
5, the still kettle being applicable to provide for oneself boiler or heat supply network steam supply uses producer.
Further, heater is respectively arranged with in described first order energy accumulation container, second level energy accumulation container.Heater can heat the medium in energy accumulation container.
Further, the runner pipe be communicated with blow-off branch is respectively equipped with in described first order energy accumulation container, second level energy accumulation container, runner pipe in first order energy accumulation container is communicated with by the blow-off branch of serial pipe with second level energy accumulation container, serial pipe is provided with the series connection control valve controlling the circulation of its medium, in described first order energy accumulation container, second level energy accumulation container, is marked with the liquid medium heated by runner pipe respectively.High-temperature steam circulates in pipe, can carry out heating like this and produce high-temperature steam, increase steam to the liquid medium in energy accumulation container.
Further, also comprise and there is heat supply entrance point, the heat supply port of export, obtain hot entrance point and obtain the heat exchanger of the hot port of export, the runner pipe in the energy accumulation container of the second level or/and exhaust steam main be communicated with the heat supply entrance point of described heat exchanger and be respectively arranged with control runner pipe in the energy accumulation container of the second level, control valve that exhaust steam main's medium enters heat exchanger heat supply entrance point.The steam of discharging in such still kettle, by the heat exchange of heat exchanger, can be fully utilized.
Further, the hot port of export that obtains of described heat exchanger is communicated with first order energy accumulation container, second level energy accumulation container inside respectively by backheat pipeline, and backheat pipeline is provided with the backheat control valve controlling the circulation of its medium.The obtaining thermal medium and can enter in energy accumulation container and mix with the medium in energy accumulation container of such heat exchanger, promote the temperature of the medium in energy accumulation container, heat is recycled
Further, in order to the steam extracted out completely in still kettle and the circulation impelling steam in energy accumulation container, the heat supply port of export of described heat exchanger is communicated with the suction entrance of an aspirator.
Further, in order to cool in still kettle, save the energy, the hot port of export that obtains of heat exchanger is communicated with cooling device in still kettle by cooling pipe.
Further, in order to realize automatically controlling the discharge of steam in still kettle and input, described steam discharge control valve, back-steam control valve is motor-operated control valve or pneumatic control valve or solenoid electric valve, each energy accumulation container is equipped with for detecting the pressure detector of pressure and the temperature sensor of detected temperatures in energy accumulation container, also comprise for receiving all pressure detectors, temperature sensor send the controller of signal, the pre-set value of the signal received with corresponding energy accumulation container compares by this controller, and control above-mentioned gas exhausting valve according to the result compared, the duty of back-steam control valve.
Vapour energy storage circulation method more than the utility model still kettle accelerated accumulation formula, comprises the steps,
Step one, discharge of steam is carried out to the still kettle with steam:
A, open the steam outlet of still kettle, the steam in still kettle is made to enter in first order energy accumulation container, enter steam in first order energy accumulation container and carry out heat temperature raising in first order energy accumulation container, when the vapor (steam) temperature difference in the vapor (steam) temperature entered in first order energy accumulation container and first order energy accumulation container reaches setting, then stop inputting steam in first order energy accumulation container;
After the steam input of b, shutoff first order energy accumulation container, open the steam discharge control valve of second level energy accumulation container, steam in still kettle is discharged in the energy accumulation container of the second level, steam carries out heat temperature raising in the energy accumulation container of the second level, when the vapor (steam) temperature difference in the vapor (steam) temperature entered in the energy accumulation container of the second level and second level energy accumulation container reaches setting, then turn off the steam discharge control valve being communicated with still kettle and second level energy accumulation container, then stop inputting steam in the energy accumulation container of the second level;
C, employing third level energy accumulation container, fourth stage energy accumulation container ... N level energy accumulation container comes successively by clean for discharge of steam remaining in still kettle according to above-mentioned steps a or b;
Step 2, to need boosting still kettle boost:
D, open N level energy accumulation container and make steam wherein enter in still kettle, when the pressure in N level energy accumulation container and still kettle boost the pressure reduction of point drum reach setting value time, then close the back-steam control valve of N level energy accumulation container, turn off N level energy accumulation container;
E, open N-1 level energy accumulation container and make steam wherein enter in still kettle, when the pressure in N-1 level energy accumulation container and still kettle boost the pressure reduction of point drum reach setting value time, then close the back-steam control valve of N-1 level energy accumulation container, turn off N-1 level energy accumulation container;
F, according to steps d or e successively by N-2 level energy accumulation container ... in steam input still kettle in second level energy accumulation container, first order energy accumulation container, complete the boost process of energy accumulation container to still kettle.
Aspirator can be adopted the steam discharging in still kettle after c step in step one.
Use vapour energy storage circulation device and method more than cover still kettle accelerated accumulation formula of the present utility model can also reach following object:
1, the steam in the still kettle of step-down can be ejected and enters in multistage energy accumulation container by whole Quick uniform, the whole steam discharge time is short, in 1.0-1.5 hour, automatically controls the production technology curve that can meet still kettle step-down.
2, vapour segmentation more than storage can be sent into fast in the still kettle needing to heat up, automatically control the 2 hours heating curves meeting still kettle.Need a large amount of steam when solving the intensification of still kettle initial stage, also solve fluctuating widely on the problem of green body quality impact of outside pressure of steam supply simultaneously.
3, by point overwhelming vapour and under the cooperation of aspirator, the problem that vapour more than original system of falling vapour cannot all be poured out thoroughly is solved.
4, because vapour more than in original still kettle is all straight discharging modes, solve step-down on day off still and fall vapour nowhere, the problem of resource waste caused cannot be utilized.
5, solving original system of falling vapour needs a still kettle to a still kettle, takies the problem of still kettle, improves production efficiency.
6, because steam time original directly discharges, the temperature around still kettle is too high, poor working environment, and when the utility model solution original system goes out still, the base substrate temperature in still kettle is too high, needs Slow cooling problem, and can improve productive labor environment.
7, transmit steam owing to adopting in pipeline, whole service eliminates exhaust noise, and the displacement noise thoroughly solving original system pollutes.
8, system energy recovery and utilization rate can reach 20-68%, avoid the waste of a large amount of heat energy.
9, store owing to adopting energy accumulation container to carry out recovery to steam, carry out while the boosting steam supply of a still kettle pressure-reducing exhaust and another still kettle can be realized like this.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment one of the utility model energy storage circulation device;
Fig. 2 is the structure enlarged diagram at first and second grade of energy accumulation container place in Fig. 1;
Fig. 3 is the structural representation at energy accumulation container place in the utility model energy storage circulation device embodiment two;
In accompanying drawing: 100 is still kettle, and 101 is gas-liquid separator;
1 is first order energy accumulation container, 2 is second level energy accumulation container, 3 is third level energy accumulation container, 4 is fourth stage energy accumulation container, 5 is exhaust steam main, 6 is blow-off branch, 7 is steam discharge control valve, 8 is back-steam house steward, 9 is back-steam arm, 10 is back-steam control valve, 11 is runner pipe, 12 is serial pipe, 13 is series connection control valve, 14 is heat exchanger, 15 is control valve, 16 is aspirator, 17 is backheat pipeline, 18 is backheat control valve, 19 is cooling pipe, 20 is cooling device, 21 is condensed water house steward, 22 is blowdown system, 23 is cesspool, 24 is water pipe, 25 is high-pressure pump,
300 is air feeding tube, 301 steam jets, and 302 is control valve.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
The embodiment one of vapour energy storage circulation device more than still kettle accelerated accumulation formula:
See Fig. 1, vapour energy storage circulation device more than still kettle accelerated accumulation formula, comprises the energy storage equipment be communicated with still kettle 100, and this energy storage equipment comprises first order energy accumulation container 1, second level energy accumulation container 2; Also comprise third level energy accumulation container 3 and fourth stage energy accumulation container 4 in the present embodiment, the quantity of energy accumulation container can be arranged as required; First order energy accumulation container 1, second level energy accumulation container 2, third level energy accumulation container 3 are communicated with the exhaust steam end of multiple still kettle 100 by blow-off line respectively with the admission end of fourth stage energy accumulation container 4, and first order energy accumulation container 1, second level energy accumulation container 2, third level energy accumulation container 3 are communicated with respectively by the admission end of steam exhaust piping with multiple still kettle with the steam output end of fourth stage energy accumulation container 4.
Blow-off line comprises the exhaust steam main 5 be communicated with still kettle 100 exhaust steam end, with be communicated with exhaust steam main 5 and be communicated with the blow-off branch 6 of first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container admission end respectively, each blow-off branch is provided with the steam discharge control valve 7 controlling the circulation of its medium.
Steam exhaust piping comprises the back-steam house steward 8 be communicated with still kettle admission end, with be communicated with back-steam house steward 8 and be communicated with the back-steam arm 9 of first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container steam output end respectively, each back-steam arm is provided with the back-steam control valve 10 controlling the circulation of its medium.
Be respectively equipped with the runner pipe 11 be communicated with blow-off branch in first order energy accumulation container 1, second level energy accumulation container 2, third level energy accumulation container 3, fourth stage energy accumulation container 4, runner pipe can adopt spiral coil or swan-neck; Runner pipe in first order energy accumulation container is communicated with the blow-off branch 6 of second level energy accumulation container by serial pipe 12, runner pipe 11 in the energy accumulation container of the second level is communicated with the blow-off branch 6 of third level energy accumulation container by serial pipe 12, and the runner pipe 11 in third level energy accumulation container is communicated with the blow-off branch 6 of fourth stage energy accumulation container by serial pipe 12; Each serial pipe 12 is provided with the series connection control valve 13 controlling the circulation of its medium, in first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container, is marked with the liquid medium heated by runner pipe respectively.Serial pipe 12 is provided with gas-liquid separator 101, by gas-liquid separator, the steam of upper level is divided into gas and liquid, wherein gas enters in the energy accumulation container runner pipe of next stage, and liquid also can enter in the energy accumulation container of lower next stage, is able to heat and fully uses.
Also comprise and there is heat supply entrance point, the heat supply port of export, obtain hot entrance point and obtain the heat exchanger 14 of the hot port of export, the runner pipe 11 in fourth stage energy accumulation container or/and exhaust steam main be communicated with the heat supply entrance point of heat exchanger and be respectively arranged with control runner pipe in fourth stage energy accumulation container, control valve 15 that exhaust steam main's medium enters heat exchanger heat supply entrance point.Be communicated with the suction entrance of an aspirator 16 at the heat supply port of export of heat exchanger, aspirator adopts suction pump of the prior art.Like this in the steam discharge process of still kettle, the steam discharge control valve that each energy accumulation container is corresponding can be opened separately, realize the heat accumulation in parallel of energy accumulation container; Also can select to open series connection control valve 13, by serial pipe 12, first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container be formed series connection, accelerate the velocity of discharge of steam, promote the organic efficiency of steam.In concrete enforcement, heat exchanger can adopt any a partial heat by hot fluid of the prior art to pass to the heat exchanger of cold fluid, as: surface-type heat exchanger, heat regenerator, fluid connect indirect type heat exchanger etc.
The hot port of export that obtains of heat exchanger is communicated with first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container inside respectively by backheat pipeline 17, and backheat pipeline is provided with the backheat control valve 18 controlling the circulation of its medium; Can be entered in each energy accumulation container by backheat pipeline by the medium of heat exchanger heat exchange like this and mix, increase the temperature of the liquid medium in energy accumulation container, heat energy is fully utilized.
In order to accelerate the cooling velocity of base substrate in still kettle and recycling of heat energy, the hot port of export that obtains of heat exchanger is communicated with cooling device 20 in still kettle by cooling pipe 19.
Steam discharge control valve 7 in the utility model, back-steam control valve 10 is motor-operated control valve or pneumatic control valve or solenoid electric valve, each energy accumulation container is equipped with pressure sensor for detecting pressure in energy accumulation container and temperature sensor, also comprise for receiving all pressure sensors, temperature sensor send the controller of signal, this controller by each pressure sensor (temperature sensor) send out pressure signal (temperature signal) and compare with the setup pressure value (temperature value) of pressure sensor (temperature sensor) corresponding energy accumulation container, and control above-mentioned gas exhausting valve according to the result compared, the duty of back-steam control valve, realize the automatic control that vapor recycle utilizes.
The embodiment two of vapour energy storage circulation device more than still kettle accelerated accumulation formula:
In first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container, be also provided with steam directly fill structure, it comprises the air feeding tube 300 be in every grade of energy accumulation container, air feeding tube is communicated with multiple steam jet 301, one end of air feeding tube reaches through energy accumulation container and to be outsidely communicated with the blow-off branch 6 of every grade of energy accumulation container and to be provided with control valve 302; Such benefit is that the steam of discharging from still kettle can directly be entered each energy accumulation container by air feeding tube and steam jet, directly reclaims steam.
The embodiment three of vapour energy storage circulation device more than still kettle accelerated accumulation formula:
Heater can also be respectively arranged with in first order energy accumulation container, second level energy accumulation container, third level energy accumulation container, fourth stage energy accumulation container, heater heats the liquid medium in energy accumulation container, produce steam, here heater can deposit setting with above-mentioned runner pipe mode of heating, also can in order to the mode of heating of alternative runner pipe; As by this heater in order to alternative runner pipe mode of heating time, the serial pipe of the energy accumulation container of next stage just needs to be communicated with the steam outlet of upper level energy accumulation container.Here heater can adopt the mode such as electrical heating, Steam Heating to realize.
Three kinds of embodiments of vapour energy storage circulation device more than above-mentioned still kettle accelerated accumulation formula, can implement separately, also embodiment one and embodiment two or embodiment one and embodiment three or embodiment one, embodiment two, embodiment three can be combined and use, can need combine according to difference.
Vapour energy storage circulation method more than the utility model still kettle accelerated accumulation formula, comprises the steps,
Step one, discharge of steam is carried out to the still kettle with steam:
A, open the steam outlet of still kettle, the steam in still kettle is made to enter in first order energy accumulation container, enter steam in first order energy accumulation container and carry out heat temperature raising in first order energy accumulation container, when the vapor (steam) temperature difference in the vapor (steam) temperature entered in first order energy accumulation container and first order energy accumulation container reaches setting, then stop inputting steam in first order energy accumulation container;
After the steam input of b, shutoff first order energy accumulation container, open the steam discharge control valve of second level energy accumulation container, steam in still kettle is discharged in the energy accumulation container of the second level, steam carries out heat temperature raising in the energy accumulation container of the second level, when the vapor (steam) temperature difference in the vapor (steam) temperature entered in the energy accumulation container of the second level and second level energy accumulation container reaches setting, then turn off the steam discharge control valve being communicated with still kettle and second level energy accumulation container, then stop inputting steam in the energy accumulation container of the second level;
C, employing third level energy accumulation container, fourth stage energy accumulation container come successively that discharge of steam remaining in still kettle is clean according to above-mentioned steps a or b, step c1 specific as follows, c2:
After the steam input of c1, shutoff second level energy accumulation container, open the steam discharge control valve of third level energy accumulation container, steam in still kettle is discharged in third level energy accumulation container, steam carries out heat temperature raising in third level energy accumulation container, when the vapor (steam) temperature difference in the vapor (steam) temperature entered in third level energy accumulation container and third level energy accumulation container reaches setting, then turn off the steam discharge control valve being communicated with still kettle and third level energy accumulation container, then stop inputting steam in third level energy accumulation container;
After the steam input of c2, shutoff third level energy accumulation container, open the steam discharge control valve of fourth stage energy accumulation container, steam in still kettle is discharged in fourth stage energy accumulation container, steam carries out heat temperature raising in fourth stage energy accumulation container, when the vapor (steam) temperature difference in the vapor (steam) temperature entered in fourth stage energy accumulation container and fourth stage energy accumulation container reaches setting, then turn off the steam discharge control valve being communicated with still kettle and fourth stage energy accumulation container, then stop inputting steam in fourth stage energy accumulation container; Adopt aspirator by the steam discharging in still kettle again.
Step 2, to need boosting still kettle boost:
D, unlatching fourth stage energy accumulation container make steam wherein enter in still kettle, when the pressure in fourth stage energy accumulation container and still kettle boost the pressure reduction of point drum reach setting value time, then close the back-steam control valve of fourth stage energy accumulation container, turn off fourth stage energy accumulation container;
E, unlatching third level energy accumulation container make steam wherein enter in still kettle, when the pressure in third level energy accumulation container and still kettle boost the pressure reduction of point drum reach setting value time, then close the back-steam control valve of third level energy accumulation container, turn off third level energy accumulation container;
F, according to steps d or e successively by the steam input still kettle in second level energy accumulation container, first order energy accumulation container, complete the boost process of energy accumulation container to still kettle, step f1 specific as follows, f2:
F1, unlatching second level energy accumulation container make steam wherein enter in still kettle, when the pressure in the energy accumulation container of the second level and still kettle boost the pressure reduction of point drum reach setting value time, then close the back-steam control valve of second level energy accumulation container, turn off second level energy accumulation container;
F2, unlatching first order energy accumulation container make steam wherein enter in still kettle, when the pressure in first order energy accumulation container and still kettle boost the pressure reduction of point drum reach setting value time, then close the back-steam control valve of first order energy accumulation container, turn off first order energy accumulation container.
Specific works principle of the present utility model is as follows: when still kettle normally runs, the end upper connecting tube of the condensed water house steward 21 of still kettle is to blowdown system 22, the steam of blowdown system enters in the exhaust steam main 5 of system, enter again in energy accumulation container, the liquid that such autoclave condensation water house steward discharges enters in blowdown system, indirect steam and spent hot water can be separated into by liquid, and indirect steam enters in energy accumulation container by exhaust steam main, spent hot water is then discharged by blowdown system.When still kettle not pressure-reducing exhaust, exhaust steam main 5 is negative pressure state, is beneficial to the evaporative cooling of condensed water in blowdown system; And when after the liquid level height in blowdown system, then automatic-discharging is to cesspool 23.
Still kettle step-down emissions operation process: the former floss hole of closing still kettle, makes the steam in still kettle enter in the utility model.1, first steam enter in first order energy accumulation container, carries out heating boosting to first order energy accumulation container.When vapor (steam) temperature difference reaches setting value in the vapor (steam) temperature of discharging and first order energy accumulation container, close the steam discharge control valve of first order energy accumulation container.2, open the steam discharge control valve of second level energy accumulation container, heating boosting is carried out to second level energy accumulation container.When the vapor (steam) temperature in the vapor (steam) temperature of discharging and second level energy accumulation container reaches setting value, close the steam discharge control valve of second level energy accumulation container.3, open the steam discharge control valve of third level energy accumulation container, heating boosting is carried out to third level energy accumulation container.When the vapor (steam) temperature difference in the vapor (steam) temperature of discharging and third level energy accumulation container reaches setting value, close the admission of third level energy accumulation container.4, open the steam discharge control valve of fourth stage energy accumulation container, heating boosting is carried out to fourth stage energy accumulation container.When the vapor (steam) temperature difference in the vapor (steam) temperature of discharging and fourth stage energy accumulation container reaches setting value, close the admission of the energy accumulation container.5, open the control valve 15 of heat exchanger, directly heat in heat exchanger.Simultaneously aspirator maintains the vacuum degree of heat exchanger, condensed water is fully volatilized and water pipe 24 in heat exchanger heats, until the whole emptying of vapour in still kettle, reaches enabling requirement.
In the process of still kettle step-down, utilize high-pressure pump 25 in certain period, the condensed water in heat exchanger is squeezed in still kettle, be beneficial to heat on base substrate and accelerate to shed.
When still kettle has vacuumized, start operation when boosting: 1, first open fourth stage energy accumulation container, utilize still kettle and energy accumulation container pressure reduction therebetween, the steam of fourth stage energy accumulation container is made to enter in still kettle, when still kettle store vapour divide the pressure reduction of the pressure in drum and fourth stage energy accumulation container to reach setting value time, close the back-steam control valve 10 of fourth stage energy accumulation container.2, open the back-steam control valve of third level energy accumulation container, when still kettle store vapour divide the pressure reduction of the pressure in drum and third level energy accumulation container to reach setting value time, the back-steam control valve of closedown third level energy accumulation container.3, open the steam supply valve of second level energy accumulation container, when still kettle store vapour divide the pressure reduction of the pressure in drum and second level energy accumulation container to reach setting value time, the back-steam control valve of closedown second level energy accumulation container.4, the back-steam control valve of first order energy accumulation container is opened, when still kettle store vapour divide the pressure reduction of the pressure of drum and first order energy accumulation container to reach setting value time, close the back-steam control valve of first order energy accumulation container, and notify that Central Control Room utilizes original drum to supplement the boosting of still kettle.
Steam discharge in energy accumulation container completes, and carries out moisturizing to designated water level according to the water level segmentation in energy accumulation container at different levels.
Wherein, the steam supply operation of low pressure steam pipe: when the pressure in the energy accumulation container of the second level is greater than setting value, close the former steam pipe valve of still kettle, adopt second level energy accumulation container steam supply.When pressure is lower than setting value in the energy accumulation container of the second level, close the steam supply of second level energy accumulation container.When the pressure of the first energy accumulation container is greater than setting value, open the steam supply of first order energy accumulation container, when the pressure of first order energy accumulation container is lower than setting value, close the low pressure steam supply of first order energy accumulation container, and the former pipeline opening still kettle carries out steam supply.Wherein, when first, second grade of energy accumulation container steam supply, preferentially adopt the second level, the rear employing first order.When in the first order, second level energy accumulation container all lower than setting value time, adopt the former low-pressure steam of still kettle for pipe, what guarantee continous-stable like this carries out steam supply to still kettle.
Obviously, describe in accompanying drawing position relationship only for exemplary illustration, the restriction to this patent can not be interpreted as; Above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (9)
1. vapour energy storage circulation device more than still kettle accelerated accumulation formula, is characterized in that, comprise the energy storage equipment be communicated with still kettle, and this energy storage equipment at least comprises first order energy accumulation container, second level energy accumulation container; The admission end of described first order energy accumulation container, second level energy accumulation container is communicated with the exhaust steam end of still kettle by blow-off line, and the steam output end of first order energy accumulation container, second level energy accumulation container is communicated with the admission end of still kettle by steam exhaust piping;
Described blow-off line comprises the exhaust steam main be communicated with still kettle exhaust steam end, with be communicated with exhaust steam main and be communicated with the blow-off branch of first order energy accumulation container, second level energy accumulation container admission end respectively, each blow-off branch is provided with the steam discharge control valve controlling the circulation of its medium;
Described steam exhaust piping comprises the back-steam house steward be communicated with still kettle admission end, with be communicated with back-steam house steward and be communicated with the back-steam arm of first order energy accumulation container, second level energy accumulation container steam output end respectively, each back-steam arm is provided with the back-steam control valve controlling the circulation of its medium.
2. vapour energy storage circulation device more than still kettle accelerated accumulation formula according to claim 1, is characterized in that, be respectively arranged with heater in described first order energy accumulation container, second level energy accumulation container.
3. vapour energy storage circulation device more than still kettle accelerated accumulation formula according to claim 1, it is characterized in that, the runner pipe be communicated with blow-off branch is respectively equipped with in described first order energy accumulation container, second level energy accumulation container, runner pipe in first order energy accumulation container is communicated with by the blow-off branch of serial pipe with second level energy accumulation container, serial pipe is provided with the series connection control valve controlling the circulation of its medium, in described first order energy accumulation container, second level energy accumulation container, is marked with the liquid medium heated by runner pipe respectively.
4. vapour energy storage circulation device more than still kettle accelerated accumulation formula according to claim 3, it is characterized in that, also comprise and there is heat supply entrance point, the heat supply port of export, obtain hot entrance point and obtain the heat exchanger of the hot port of export, the runner pipe in the energy accumulation container of the second level or/and exhaust steam main be communicated with the heat supply entrance point of described heat exchanger and be respectively arranged with control runner pipe in the energy accumulation container of the second level, control valve that exhaust steam main's medium enters heat exchanger heat supply entrance point.
5. vapour energy storage circulation device more than still kettle accelerated accumulation formula according to claim 4, it is characterized in that, the hot port of export that obtains of described heat exchanger is communicated with first order energy accumulation container, second level energy accumulation container inside respectively by backheat pipeline, and backheat pipeline is provided with the backheat control valve controlling the circulation of its medium.
6. vapour energy storage circulation device more than the still kettle accelerated accumulation formula according to claim 4 or 5, is characterized in that, the heat supply port of export of described heat exchanger is communicated with the suction entrance of an aspirator.
7. vapour energy storage circulation device more than the still kettle accelerated accumulation formula according to claim 4 or 5, is characterized in that, the hot port of export that obtains of heat exchanger is communicated with cooling device in still kettle by cooling pipe.
8. vapour energy storage circulation device more than the still kettle accelerated accumulation formula according to claim 1 or 2 or 3 or 4, it is characterized in that, described steam discharge control valve, back-steam control valve is motor-operated control valve or pneumatic control valve or solenoid electric valve, each energy accumulation container is equipped with for detecting the pressure detector of pressure and the temperature sensor of detected temperatures in energy accumulation container, also comprise for receiving all pressure detectors, temperature sensor send the controller of signal, the pre-set value of the signal received with corresponding energy accumulation container compares by this controller, and control above-mentioned gas exhausting valve according to the result compared, the duty of back-steam control valve.
9. vapour energy storage circulation device more than the still kettle accelerated accumulation formula according to claim 1 or 2 or 3 or 4, it is characterized in that, in every one-level energy accumulation container, be also provided with steam directly fill structure, it comprises the air feeding tube be in every grade of energy accumulation container, air feeding tube is communicated with multiple steam jet, one end of air feeding tube reaches through energy accumulation container and to be outsidely communicated with the blow-off branch of every grade of energy accumulation container and to be provided with control valve.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104589478A (en) * | 2014-12-30 | 2015-05-06 | 周刚 | Still kettle quick accumulated residual steam accumulated energy circulating device and method |
CN112622009A (en) * | 2020-12-11 | 2021-04-09 | 苏州信义新型墙体材料有限公司 | Automatic aerated concrete steam curing gas distribution system |
CN114705075A (en) * | 2022-04-21 | 2022-07-05 | 湖南三一快而居住宅工业有限公司 | Evaporate foster equipment waste heat recovery system and aerated concrete production line |
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2014
- 2014-12-30 CN CN201420856735.XU patent/CN204431459U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104589478A (en) * | 2014-12-30 | 2015-05-06 | 周刚 | Still kettle quick accumulated residual steam accumulated energy circulating device and method |
CN112622009A (en) * | 2020-12-11 | 2021-04-09 | 苏州信义新型墙体材料有限公司 | Automatic aerated concrete steam curing gas distribution system |
CN112622009B (en) * | 2020-12-11 | 2022-03-29 | 苏州信义新型墙体材料有限公司 | Automatic aerated concrete steam curing gas distribution system |
CN114705075A (en) * | 2022-04-21 | 2022-07-05 | 湖南三一快而居住宅工业有限公司 | Evaporate foster equipment waste heat recovery system and aerated concrete production line |
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