CN114718147A - Energy-saving superheated water supply system - Google Patents
Energy-saving superheated water supply system Download PDFInfo
- Publication number
- CN114718147A CN114718147A CN202110001557.7A CN202110001557A CN114718147A CN 114718147 A CN114718147 A CN 114718147A CN 202110001557 A CN202110001557 A CN 202110001557A CN 114718147 A CN114718147 A CN 114718147A
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- water
- pressure
- filling
- regulating valve
- circulating
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 260
- 230000001105 regulatory effect Effects 0.000 claims abstract description 64
- 239000002775 capsule Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims description 6
- 230000006837 decompression Effects 0.000 claims 1
- 238000004073 vulcanization Methods 0.000 abstract description 13
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000006392 deoxygenation reaction Methods 0.000 description 11
- 239000002699 waste material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003635 deoxygenating effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B1/00—Methods or layout of installations for water supply
- E03B1/02—Methods or layout of installations for water supply for public or like main supply for industrial use
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/10—Arrangements or adaptations of tanks for water supply for public or like main water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B5/00—Use of pumping plants or installations; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/02—Public or like main pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/074—Arrangement of water treatment devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structural Engineering (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention discloses an energy-saving superheated water vulcanizing supply system which comprises a deoxidizing heater, a circulating water pump, a vulcanizing machine capsule, a pressure water tank, a pressure water pump, a normal-pressure water tank and a normal-pressure water pump, wherein superheated water circulates in the system and is used by the vulcanizing machine capsule; the system is also provided with a circulating water regulating valve, a backwater regulating valve and a filling water regulating valve, wherein the circulating water regulating valve is used for regulating the pressure of circulating water, the backwater regulating valve is used for regulating the pressure of backwater, filling water specially used for filling the capsule of the vulcanizing machine is taken from the backwater regulating valve, a pressure reducing and diameter changing pipeline is arranged on a filling water pipeline, the filling water regulating valve is arranged on a bypass of the filling water pipeline, and the pressure of the filling water is regulated; meanwhile, superheated water discharged during pressure regulation of the circulating water regulating valve on the circulating water pressure regulating bypass is also supplied to the filling water for use. Thus, the filling water is supplied to meet the requirements of the tire vulcanization process, the investment of a high-power hot water pump can be saved, the operation energy consumption is reduced, and the energy conservation and environmental protection of supplying the vulcanization superheated water are realized.
Description
Technical Field
The invention relates to the technical field of tire vulcanization, in particular to a superheated water vulcanization energy-saving water supply system.
Background
The filling water and the circulating water of the traditional steam superheated water vulcanization process are independently supplied by two sets of water pump systems, or some enterprises directly fill a vulcanizer capsule with the circulating water, and the two schemes have certain defects, wherein the filling water and the circulating water need to invest a high-power hot water pump, the running power consumption is high, and the energy waste is caused; although the investment is saved, as the circulating water needs to be filled in the vulcanizing machine capsules, and the compression ratio of the water is very small, when a plurality of vulcanizing machines in the vulcanizing machine cluster are filled with water at the same time, the pressure fluctuation of the circulating water exceeds the standard, the requirement of the vulcanizing process on the fluctuation range of the water pressure of the circulating water within +/-0.1 MPa is not met, and the quality of vulcanized tires is further influenced.
Taking a 120 ten thousand all-steel radial tire project as an example, at least two 90KW hot water pumps are needed for a filling water pump, about 30 ten thousand yuan is needed according to one power frequency and one frequency conversion configuration, and in addition, at least about 74 ten thousand kilowatt-hours of electric energy is needed for the operation every year. Meanwhile, the return water with higher pressure (about 2.3 MPa) is directly discharged into the deoxygenation heater (about 0.6 MPa), and the pressure release of about 1.7 MPa means energy conversion, and the process is not directly served by the step use of the excess pressure of the return water. The vulcanization process is usually an energy-consuming large household of a tire enterprise, and the potential in the aspect of superheated water supply can be exploited to help the enterprise reduce waste and investment cost.
Disclosure of Invention
The invention aims to solve the problems of insufficient system pressure stability, energy and investment waste and the like in various water supply schemes in the tire steam superheated water vulcanization process, and provides an energy-saving superheated water vulcanization water supply system.
The technical scheme of the invention is realized in the following mode:
a superheated water vulcanizing energy-saving water supply system is provided with a deoxygenation heater, a circulating water pump, a return water regulating valve, a filling water regulating valve, a circulating water regulating valve, a vulcanizing machine capsule, a pressure water tank, a pressure water pump, a normal-pressure water tank and a normal-pressure water pump, wherein the filling water and the circulating water are superheated water which circulates in the system and is used by the vulcanizing machine capsule; the device is characterized in that the circulating water regulating valve regulates the pressure of circulating water, the backwater regulating valve regulates the pressure of backwater, filling water specially used for filling a capsule of a vulcanizing machine is taken from the backwater regulating valve, a pressure reducing and diameter changing pipeline is arranged on a filling water pipeline, the filling water regulating valve is arranged on a bypass of the filling water pipeline, an outlet of the filling water regulating valve is connected to the deoxidizing heater, and the filling water regulating valve regulates the pressure of the filling water; meanwhile, superheated water discharged during pressure regulation of the circulating water regulating valve on the circulating water pressure regulating bypass is also supplied to filling water for use.
In the invention, the filling water with lower pressure is supplied by using the excess pressure of the return water, thereby realizing the step use of the pressure of the superheated water; and the pressure regulating drainage behind the circulating water regulating valve is higher than the return water residual pressure, also supplies to fill the water and uses to better energy saving, the concrete conditions are as follows:
the temperature in the deoxygenation heater is about 163 ℃, the pressure is about 0.6MPa, and the circulating water pump continuously operates to supply superheated water in the deoxygenation heater to the vulcanizing machine capsule through the circulating water pipeline. Filling saturated steam (about 1.6 MPa) into a vulcanizer capsule after the tire is placed into a mold, closing the mold, shaping, filling water (about 1.9 MPa), then starting circulating water (about 2.5 MPa) to circulate or pause in the vulcanizer capsule according to the process step sequence to provide internal temperature and internal pressure required by tire vulcanization, discharging superheated water in the vulcanizer capsule into a pressure water tank after vulcanization, discharging superheated water below 0.5MPa into a normal-pressure water tank, sending hot water to the pressure water tank by a normal-pressure water pump, sending the superheated water back to a deoxygenation heater by the pressure water pump for deoxygenation and heating, and supplying the superheated water to the vulcanizer capsule for use through a circulating water pump to form a closed loop.
Preferably, a pressure transmitter is arranged at the outlet of the circulating water pump, and a circulating water regulating valve is arranged at the bypass of the outlet to control the pressure of the circulating water.
Preferably, the filling water is taken from a return water regulating valve on the return water pipeline and is supplied to the capsule of the vulcanizing machine for use through the filling water pipeline, the pressure reducing and changing pipeline and the pressure transmitter are arranged on the filling water pipeline, the filling water regulating valve is arranged on a bypass of the filling water pipeline and is used for controlling the pressure of the filling water, and the outlet of the regulating valve is connected to the deoxidizing heater.
Preferably, the superheated water (> 2.5 MPa) discharged from the pressure regulating outlet of the circulating water regulating valve is also supplied to the filling water, and the outlet is bypassed to the deaerating heater.
Preferably, the return water pipeline is provided with a pressure transmitter and a return water regulating valve to regulate the return water pressure, the back of the return water regulating valve is connected with a filling water pipeline, and the bypass is connected to the deoxidizing heater.
Drawings
FIG. 1 is a schematic view of an energy-saving water supply system for superheated water by vulcanization according to the present invention.
The symbols in the figures are labeled as follows:
1. a deoxygenating heater; 11. a safety valve; 12. a water circulating pump; 13. a gate valve; 14. a circulating water line; 15. a water return pipeline; 16. a water filling pipeline;
2. a return water regulating valve; 21. a gate valve; 22. a pressure transmitter;
3. a fill water valve; 31. reducing pressure and diameter;
4. a filling water regulating valve; 41. a pressure transmitter;
5. a gate valve;
6. a vulcanizer capsule;
7. a circulating water regulating valve; 71. a gate valve; 72. a pressure transmitter;
8. a pressure water tank; 81. a safety valve; 82. a pressure water pump;
9. a normal pressure water tank; 91. a normal pressure water pump;
arrows "→" indicate the media flow direction; the connecting line between each equipment and the valve is a system pipeline.
Detailed Description
The invention is described in detail below with reference to the following examples and the accompanying drawing 1:
the embodiment provides an energy-saving superheated water supply system, which is provided with a deaerating heater 1, a circulating water pump 12, a return water regulating valve 2, a filling water regulating valve 4, a circulating water regulating valve 7, a vulcanizer capsule 6, a pressure water tank 8, a pressure water pump 82, a normal pressure water tank 9 and a normal pressure water pump 91, wherein the parts are connected with valves through system pipelines, and the filling water and the circulating water are superheated water.
Superheated water flows out of the deoxygenation heater 1, is pressurized by a circulating water pump 12 and then is subjected to pressure regulation, pressure-regulating drainage is connected into filling water, the circulating water subjected to pressure regulation enters a vulcanizing machine capsule 6 from a circulating water pipeline 14 according to process requirements, the flow direction of the superheated water in the vulcanizing machine capsule 6 is different along with different vulcanizing stages, wherein the superheated water is divided into two parts in the circulating water circulating stage through a water return pipeline 15, a water return regulating valve 2, a gate valve 3 and a pressure reducing reducer 31, one part of the return water is changed into filling water to be supplied to other vulcanizing machine capsules 6 in a vulcanizing machine group and then returns to the water return pipeline 15 together with the circulating water, and most of the return water returns to the deoxygenation heater 1 through the filling water regulating valve 4; the superheated water in the vulcanizer capsule 6 does not circulate at the circulation suspension stage; after the vulcanization is finished, the superheated water in the vulcanizer capsule 6 is discharged into the pressure water tank 8, and the superheated water below 0.5MPa is discharged into the normal pressure water tank 9. The normal pressure water pump 91 sends hot water to the pressure water tank 8, the pressure water pump 82 sends superheated water back to the oxygen removal heater for oxygen removal and heating, and the superheated water is pressurized by the circulating water pump and then is supplied to the vulcanizing machine capsule for use, so that a complete circulating flow is formed.
A pressure transmitter 72 is provided on the circulating water pipe 14 at the outlet of the circulating water pump 12, and a circulating water regulating valve 7 is provided on the outlet bypass to regulate the pressure of the circulating water. Superheated water (more than 2.5 MPa) discharged after pressure regulation of the circulating water regulating valve 7 is divided into two paths, one path is connected to a filling water pipeline, and the other path is connected to the deoxygenation heater 1.
The return water pipe 15 is provided with a pressure transmitter 22 and a return water regulating valve 2 for regulating the return water pressure. The backwater is supplied with filling water after passing through a backwater regulating valve 2, and the bypass is connected to a deoxygenation heater 1.
The filling water is taken from the back water regulating valve 2, the pressure reducing diameter 31 and the pressure transmitter 41 are arranged on the filling water pipeline 16, the outlet of the filling water regulating valve 4 arranged on the bypass of the filling water pipeline is connected to the deoxidizing heater, and the filling water regulating valve 4 regulates the pressure of the filling water.
When the system is in operation, the valve is switched on and off as follows: the gate valve 21 is closed, the filling water valve 3 is opened, the gate valve 5 is opened, the gate valve 71 is closed, the gate valve 13 is opened to a certain opening degree at the initial stage of system operation, and the gate valve is opened or closed as required after the operation of the vulcanizing machine group is normal. The safety valve 11 has a set pressure of 0.63MPa, and the safety valve 81 has a set pressure of 0.53 MPa.
When the system operates, the pressure control principle is as follows: the pressure transmitter 72 detects the pressure of the circulating water, when the pressure is higher than the set upper limit, the opening of the circulating water regulating valve 7 is enlarged, the pressure is reduced, when the pressure is lower than the set lower limit, the opening of the circulating water regulating valve 7 is reduced, the pressure is increased, and thus the pressure of the circulating water fluctuates within a predetermined range. The backwater regulating valve 2 controls backwater pressure, and when the detection value of the pressure transmitter 22 exceeds an upper limit or a lower limit set value, the opening of the backwater regulating valve 2 is correspondingly increased or decreased so as to control the backwater pressure to fluctuate within a preset range. Similarly, the pressure transmitter 41 detects the filling water pressure, and the filling water regulating valve 4 is controlled by the filling water pressure, so that the filling water pressure fluctuates within a predetermined range.
When the system operates, the internal temperature of the deoxygenation heater 1 is about 163 ℃, the pressure is about 0.6MPa, the circulating water pressure is 2.5 +/-0.1 MPa, the backwater pressure is 2.3 +/-0.1 MPa, and the filling water pressure is 1.9 +/-0.1 MPa. Filling 1.6 +/-0.1 MPa saturated steam into the vulcanizer bladder 6 after the tire is placed into a mold for mold closing and shaping, filling water, and then starting circulating water to circulate or pause in the vulcanizer bladder 6 according to the process step sequence so as to provide the internal temperature and the internal pressure required by tire vulcanization.
By adopting the vulcanized superheated water energy-saving water supply system, all indexes of vulcanized tires meet the quality requirements.
By adopting the superheated water vulcanizing energy-saving water supply system, one 120 ten thousand sets of all-steel radial tire projects can reduce the investment of a water filling hot water pump by about 30 ten thousand yuan, reduce the occupied area of equipment, and save electricity by at least 74 ten thousand kilowatt hours every year.
The above description is only for the purpose of clearly illustrating the present invention and the detailed embodiments are not to be taken as limiting the scope of the present invention, and obvious variations or modifications of the present invention are within the scope of the present invention.
Claims (5)
1. A superheated water vulcanizing energy-saving water supply system comprises a deoxidizing heater, a circulating water pump, a vulcanizing machine capsule, a pressure water tank, a pressure water pump, a normal-pressure water tank and a normal-pressure water pump, wherein superheated water circulates in the system and is used by the vulcanizing machine capsule; the method is characterized in that: the system has still set up circulating water governing valve, return water governing valve and filled water governing valve, circulating water governing valve adjusts circulating water pressure, return water pressure is adjusted to the return water governing valve, and the filling water that is used for filling the vulcanizer capsule specially follows connect behind the return water governing valve and get, set up the decompression reducing on filling the water pipeline and set up on its bypass and fill the water governing valve, exit linkage to deoxidization heater, fill water governing valve and adjust and fill water pressure, simultaneously, the overheated water of exhaust also supplies to fill the water and uses during the circulating water governing valve pressure regulating on the circulating water pressure regulating bypass.
2. A superheated water energy-saving water supply system according to claim 1, wherein: and a pressure transmitter is arranged at the outlet of the circulating water pump, and a circulating water regulating valve is arranged at the bypass at the outlet to control the pressure of the circulating water.
3. A superheated water energy-saving water supply system according to claim 1, characterized in that: the filling water is taken from the back water regulating valve on the back water pipeline and is supplied to the capsule of the vulcanizing machine for use through the filling water pipeline, the pressure reducing and pressure transmitter is arranged on the filling water pipeline, the filling water regulating valve is arranged on a bypass of the filling water pipeline to control the pressure of the filling water, and the outlet of the regulating valve is connected to the deoxidizing heater.
4. A superheated water energy-saving water supply system according to claim 1, wherein: superheated water discharged from the pressure regulating outlet of the circulating water regulating valve is also supplied for filling water, and the outlet bypass is connected to the deoxidizing heater.
5. A superheated water energy-saving water supply system according to claim 1, wherein: the return water pipeline is provided with a pressure transmitter and a return water regulating valve to regulate the return water pressure, the back of the return water regulating valve is connected with a filling water pipeline, and the bypass is connected to the deoxidizing heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001557.7A CN114718147A (en) | 2021-01-04 | 2021-01-04 | Energy-saving superheated water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001557.7A CN114718147A (en) | 2021-01-04 | 2021-01-04 | Energy-saving superheated water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114718147A true CN114718147A (en) | 2022-07-08 |
Family
ID=82234911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110001557.7A Pending CN114718147A (en) | 2021-01-04 | 2021-01-04 | Energy-saving superheated water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114718147A (en) |
-
2021
- 2021-01-04 CN CN202110001557.7A patent/CN114718147A/en active Pending
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