CN209978003U - Steam turbine temperature and pressure reducing device utilizing steam waste heat ladder mode - Google Patents
Steam turbine temperature and pressure reducing device utilizing steam waste heat ladder mode Download PDFInfo
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- CN209978003U CN209978003U CN201820325832.4U CN201820325832U CN209978003U CN 209978003 U CN209978003 U CN 209978003U CN 201820325832 U CN201820325832 U CN 201820325832U CN 209978003 U CN209978003 U CN 209978003U
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- waste heat
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- rotating shaft
- turbine temperature
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Abstract
The utility model relates to an utilize turbine temperature and pressure reduction device of steam waste heat ladder mode, include: boiler (1), heat storage water tank (2), induction system (3), heating system (4), heat supply switch (5), decompression switch (6), steam turbine (7) with silt drying device (9) are connected, boiler (1) exhaust steam is received in steam turbine (7) to utilize new steam power generation, so that steam desuperheating decompression, steam turbine (7) exhaust steam gets into silt drying device (9) for supply with silt drying process and use. The utility model discloses utilize the steam turbine to reduce temperature and pressure, replace traditional temperature and pressure reducer and throttling arrangement, can reduce the energy extravagant, can satisfy the production demand again, carry out further utilization to steam. The utility model discloses still improve current silt drying device, make the steam utilization ratio higher, silt stoving effect is better.
Description
Technical Field
The utility model belongs to the technical field of closed steam turbine pressure relief device, concretely relates to utilize steam turbine temperature and pressure relief device of steam waste heat ladder mode.
Background
The new steam generated by the boiler has high temperature and pressure, so the new steam can be provided for a hot user by cooling and depressurizing the new steam. The traditional method is to use a temperature and pressure reducer, a throttling mode and the like to reduce the temperature and pressure of new steam, but the mode causes energy waste, so that a device which can reasonably utilize the waste heat of a boiler and supply the recovered waste heat to other working sections for use is urgently needed to be found, thereby improving the utilization effect of energy fuel and realizing the comprehensive utilization of energy.
Disclosure of Invention
The utility model provides an utilize turbine temperature and pressure reduction device of steam waste heat ladder mode, the purpose is to improving traditional heat supply boiler steam utilization rate is low, the extravagant scheduling problem of energy fuel.
The technical scheme of the utility model as follows:
a turbine temperature and pressure reduction device using a steam waste heat ladder mode comprises: the boiler, the tee bend is connected to the gas vent of boiler, the one end of tee bend is connected with the heat supply switch, and the other end is connected with the decompression switch, the output of heat supply switch is connected with the confession hot-water tank, install induction system on the confession hot-water tank, the output of confession hot-water tank is connected with heating system, the output of decompression switch is connected with the steam turbine. And the output end of the steam turbine is connected with a generator. And the output end of the steam turbine is connected with a sludge drying device. The sludge drying device comprises: the pivot, the outside winding of pivot is connected with spiral helicine blade, the externally mounted of pivot and blade has the casing, the top of casing one end is provided with into silt mouth, the below of the casing other end is provided with row silt mouth, the one end of pivot is connected with transmission, transmission is connected with the motor. The blade is characterized in that a rotating shaft cavity is arranged in the rotating shaft, a plurality of rotating shaft holes are formed in the outer wall of the rotating shaft, a blade cavity is arranged in the blade, and the rotating shaft cavity, the rotating shaft holes and the blade cavity are communicated. And the output end of the sludge drying device is connected with a condenser. And a cooling water inlet and a cooling water outlet of the condenser are connected with the cooling tower, and a cooling water pump is arranged on the cooling water pipeline. The output end of the condenser is connected with a condensate pump, and the output end of the condensate pump is connected with a condensate tank. The output end of the condensation water tank is connected with a deaerator.
The utility model has the advantages as follows:
1. the utility model discloses an induction system of installation on heat storage water tank can monitor heat storage water tank's pressure and temperature to control heat supply switch and decompression switch. When the temperature and the pressure inside the heat storage water tank do not reach the highest upper limit value, the heat supply switch is turned on, the pressure reducing switch is turned off, and steam enters the heat storage water tank through the conveying pipeline and then supplies heat to the heat supply system. When the temperature and the pressure inside the heat storage water tank do not reach the highest upper limit value, the sensing device sends a signal to the system, the heat supply switch is closed, the pressure reducing switch is opened, and steam enters the steam turbine through the conveying pipeline, so that the temperature and pressure reducing effect is generated on the heat supply system.
2. The utility model discloses still include, the output of steam turbine is connected with generator and silt drying device, and the steam turbine utilizes the steam that flows in to generate electricity to the generator work, and silt drying device is supplied with to the steam of discharging simultaneously to be used for mud drying process, thereby realize carrying out further utilization to steam, in order to satisfy the production demand, fully realize energy saving and consumption reduction and resource utilization.
3. The utility model discloses still include, improve traditional silt drying device, through set up the blade cavity in the blade, set up the pivot hole on the pivot outer wall, make pivot cavity, pivot hole and blade cavity three communicate with each other to make in steam flows into the blade cavity, make the area of contact increase of steam and silt, the effectual utilization ratio that improves steam and the stoving effect of silt.
4. The utility model discloses still include, the cooling steam through silt drying device enters into the condenser in the condensate water, and the condensate water enters into the condensate water tank under the effect of condensate water pump, finally is connected to the oxygen-eliminating device of power plant through the condensate water pipeline, makes refrigerated steam retrieve and carries out further utilization to the oxygen-eliminating device of power plant to the effectual waste of resource, the energy of using the temperature reduction pressure reducer and causing in having avoided traditional mode.
Drawings
FIG. 1 is a diagram of a turbine temperature and pressure reducing device using a steam waste heat ladder mode;
FIG. 2 is a sectional view of a sludge drying apparatus;
FIG. 3 is a sectional view of the blade;
the reference numerals have the meanings: 1-boiler, 2-heat storage water tank, 3-induction device, 4-heat supply system, 5-heat supply switch, 6-pressure reduction switch, 7-steam turbine, 8-generator, 9-sludge drying device, 10-condenser, 11-cooling tower, 12-cooling water pump, 13-condensate pump, 14-condensate tank, 15-deaerator, 16-tee joint, 17-rotating shaft, 18-shell 19-rotating shaft cavity, 20-sludge inlet, 21-sludge outlet, 22-blade, 23-blade cavity, 24-rotating shaft hole, 25-motor, 26-transmission device and 27-sludge.
Detailed Description
The technical scheme of the utility model is described in detail with the accompanying drawings and the embodiments as follows:
a turbine temperature and pressure reducing device using a steam waste heat ladder mode, as shown in the figure, comprising: boiler 1, tee bend 16 is connected to the gas vent of boiler 1, the one end of tee bend 16 is connected with heat supply switch 5, and the other end is connected with relief switch 6, heat supply switch 5's output is connected with and supplies hot water tank 2, install induction system 3 on the heat supply hot water tank 2, the output of supplying hot water tank 2 is connected with heating system 4, relief switch 6's output is connected with steam turbine 7. The output end of the steam turbine 7 is connected with a generator 8 and a sludge drying device 9, and the generator 8 and the sludge drying device 9 are connected in parallel. The sludge drying device 9 includes: the pivot 17, the outside winding of pivot 17 is connected with spiral helicine blade 22, the externally mounted of pivot 17 and blade 22 has casing 18, the top of casing 18 one end is provided with into silt mouth 20, the below of the casing 18 other end is provided with row silt mouth 21, the one end of pivot 17 is connected with transmission 26, transmission 26 is connected with motor 25. A rotating shaft cavity 19 is arranged in the rotating shaft 17, a plurality of rotating shaft holes 24 are formed in the outer wall of the rotating shaft 17, blade cavities 23 are arranged in the blades 22, and the rotating shaft cavity 19, the rotating shaft holes 24 and the blade cavities 23 are communicated. The output end of the sludge drying device 9 is connected with a condenser 10. And a cooling water inlet and a cooling water outlet of the condenser 10 are connected with a cooling tower 11, and a cooling water pump 12 is installed on a cooling water pipeline. The output end of the condenser 10 is connected with a condensate pump 13, and the output end of the condensate pump 13 is connected with a condensate tank 14. The output end of the condensation water tank 14 is connected with a deaerator 15.
The specific implementation mode of the turbine temperature and pressure reducing device using the steam waste heat ladder mode is as follows: high temperature high pressure steam that boiler 1 produced flows to tee bend 16 through pipeline, and the induction system 3 of installation can monitor the inside temperature and the pressure of heat storage water tank 2 on the heat storage water tank 2, and when the inside temperature of heat storage water tank 2 and pressure did not reach the highest upper limit value, heat supply switch 5 opened, and decompression switch 6 closes, and steam passes through pipeline and gets into heat storage water tank 2, then to heating system 4 heat supply. When the temperature and the pressure in the heat storage water tank 2 do not reach the highest upper limit value, the induction device 3 sends a signal to the system, the heat supply switch 5 is closed, the pressure reducing switch 6 is opened, and steam enters the steam turbine 7 through the conveying pipeline, so that the temperature and pressure reducing effect is generated on the heat supply system 4.
The steam turbine 7 generates power by applying work to the generator 8 by the inflow steam, and the exhaust steam is supplied to the sludge drying device 9. The steam enters the sludge drying device 9 from the air inlet at the left end of the rotating shaft 17, flows rightwards along the rotating shaft 17, and flows into the inner part of each blade cavity 23 from the rotating shaft hole 24. The sludge 27 enters the sludge drying device 9 from the sludge inlet 20, and the rotating shaft 17 and the blades 22 are driven by the motor 25 and the transmission device 26 to rotate, so that the blades 22 push the sludge 27 to move leftwards until the sludge 27 is distributed in the space between the blades 22 and the shell 18. The sludge 27 is dried by the heat emitted by the steam in the rotating shaft cavity 19 and the blade cavity 23, the dried sludge is discharged from the sludge discharge port 21, and the cooled steam is discharged from the air outlet at the right end of the rotating shaft 17. The steam discharged by the steam turbine 7 is supplied to the sludge drying device 9 for sludge drying treatment, and the recycling of the steam can be realized. Improve traditional silt drying device, set up blade cavity 23 in blade 22 to through seting up pivot hole 24 messenger steam and flow into blade cavity 23, can increase steam and silt 27 area of contact, make steam utilization ratio higher, silt stoving effect is better.
The cooling steam passing through the sludge drying device 9 enters the condenser 10 to be condensed into water, the cooling water pump 12 conveys the cooling medium for cooling in the condenser 10 to the cooling tower for cooling, and then conveys the cooled cooling medium back to the condenser 10. The water that condenses in condenser 10 enters into condensate tank 14 under condensate pump 13's effect, finally is connected to power plant's oxygen-eliminating device 15 through condensate pipe, makes refrigerated steam retrieve and carries out further utilization to power plant's oxygen-eliminating device 15 to the effectual waste of resource, the energy that use the temperature reduction pressure reducer and cause in the traditional mode of having avoided.
The terms of the front, the back, the left, the right, the upper, the lower and other directions related in the present invention are set for clearly indicating the requirements of the technical scheme, and do not limit the protection scope of the present invention.
Claims (9)
1. A turbine temperature and pressure reduction device using a steam waste heat ladder mode comprises: a boiler (1); the method is characterized in that: tee bend (16) are connected to the gas vent of boiler (1), the one end of tee bend (16) is connected with heat supply switch (5), and the other end is connected with decompression switch (6), the output of heat supply switch (5) is connected with and supplies hot-water tank (2), install induction system (3) on supplying hot-water tank (2), the output of supplying hot-water tank (2) is connected with heating system (4), the output of decompression switch (6) is connected with steam turbine (7).
2. The turbine temperature and pressure reducing device using the steam waste heat ladder mode as claimed in claim 1, wherein: the output end of the steam turbine (7) is connected with a generator (8).
3. The turbine temperature and pressure reducing device using the steam waste heat ladder mode according to claim 1 or 2, characterized in that: and the output end of the steam turbine (7) is connected with a sludge drying device (9).
4. The turbine temperature and pressure reduction device using the steam waste heat ladder mode as claimed in claim 3, wherein: the sludge drying device (9) comprises: pivot (17), the outside winding of pivot (17) is connected with spiral helicine blade (22), the externally mounted of pivot (17) and blade (22) has casing (18), the top of casing (18) one end is provided with into silt mouth (20), the below of the casing (18) other end is provided with row silt mouth (21), the one end of pivot (17) is connected with transmission (26), transmission (26) are connected with motor (25).
5. The turbine temperature and pressure reduction device using the steam waste heat ladder mode as claimed in claim 4, wherein: the novel blade is characterized in that a rotating shaft cavity (19) is arranged in the rotating shaft (17), a plurality of rotating shaft holes (24) are formed in the outer wall of the rotating shaft (17), blade cavities (23) are arranged in the blades (22), and the rotating shaft cavity (19), the rotating shaft holes (24) and the blade cavities (23) are communicated.
6. The turbine temperature and pressure reduction device using the steam waste heat ladder mode as claimed in claim 5, wherein: the output end of the sludge drying device (9) is connected with a condenser (10).
7. The turbine temperature and pressure reduction device using the steam waste heat ladder mode as claimed in claim 6, wherein: and a cooling water inlet and a cooling water outlet of the condenser (10) are connected with a cooling tower (11), and a cooling water pump (12) is arranged on a cooling water pipeline.
8. The turbine temperature and pressure reducing device using the steam waste heat ladder mode as claimed in claim 7, wherein: the output end of the condenser (10) is connected with a condensate pump (13), and the output end of the condensate pump (13) is connected with a condensate tank (14).
9. The turbine temperature and pressure reducing device using the steam waste heat ladder mode as claimed in claim 8, wherein: the output end of the condensation water tank (14) is connected with a deaerator (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325832.4U CN209978003U (en) | 2018-03-09 | 2018-03-09 | Steam turbine temperature and pressure reducing device utilizing steam waste heat ladder mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325832.4U CN209978003U (en) | 2018-03-09 | 2018-03-09 | Steam turbine temperature and pressure reducing device utilizing steam waste heat ladder mode |
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| Publication Number | Publication Date |
|---|---|
| CN209978003U true CN209978003U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820325832.4U Expired - Fee Related CN209978003U (en) | 2018-03-09 | 2018-03-09 | Steam turbine temperature and pressure reducing device utilizing steam waste heat ladder mode |
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| CN (1) | CN209978003U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091203A (en) * | 2020-09-25 | 2020-12-18 | 河北煜剑节能技术有限公司 | Roast package waste heat utilization equipment |
-
2018
- 2018-03-09 CN CN201820325832.4U patent/CN209978003U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091203A (en) * | 2020-09-25 | 2020-12-18 | 河北煜剑节能技术有限公司 | Roast package waste heat utilization equipment |
| CN112091203B (en) * | 2020-09-25 | 2021-10-08 | 河北煜剑节能技术有限公司 | Roast package waste heat utilization equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 Termination date: 20200309 |