CN217057489U - Pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system - Google Patents
Pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system Download PDFInfo
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- CN217057489U CN217057489U CN202121457194.XU CN202121457194U CN217057489U CN 217057489 U CN217057489 U CN 217057489U CN 202121457194 U CN202121457194 U CN 202121457194U CN 217057489 U CN217057489 U CN 217057489U
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Abstract
The utility model discloses a pharmaceutical factory preparation workshop steam condensate exhaust steam recovery system, including condensate recovery unit and adjustable steam jet system, the air inlet of the closed water collection tank in the condensate recovery unit is connected with workshop steam condensate pipe, the gas outlet of the closed water collection tank in the condensate recovery unit links to each other with adjustable steam jet system's first air inlet through flash distillation steam conduit, and this adjustable steam jet system's second air inlet links to each other with steam main pipe, adjustable steam jet system's gas outlet is connected to the gas-distributing cylinder through steam conveying pipeline, the delivery port of gas-distributing cylinder through first filtration hydrophobic subassembly with the first water inlet of closed water collection tank links to each other, the delivery port of closed water collection tank is connected to boiler room softened water tank. The remarkable effects are as follows: the method realizes the closed recovery of all the condensed water in the whole steam thermodynamic system and the effective reuse of the low-pressure steam heat energy.
Description
Technical Field
The utility model relates to pharmaceutical factory steam condensate retrieves technical field, concretely relates to pharmaceutical factory preparation workshop steam condensate exhaust steam recovery system.
Background
With the development of the technology of the pharmaceutical industry, the application of steam in the pharmaceutical industry is more and more extensive, and the steam dosage is also more and more increased with the enlargement of the pharmaceutical factory scale. Most pharmaceutical enterprises utilize only the latent heat of steam, and the sensible heat of steam-condensed water is hardly utilized. Therefore, most pharmaceutical enterprises do not recycle or partially recycle the steam condensate in an open manner. This not only wastes energy, pollutes the environment, but also may damage the plant drainage system. In view of the above situation, a scheme of setting a steam condensate exhaust steam recovery system by using depressurization and suction characteristics of a steam injection device is proposed in the design of a pharmaceutical factory preparation workshop. However, this solution also has several difficulties: the steam injection device is adapted and matched to the great change of steam load of a preparation pharmaceutical factory; how to reduce the backpressure of the steam condensate recovery system and ensure that the steam condensate of the upstream heat exchange equipment can be smoothly discharged, and the safety and normal operation of the production process can be ensured.
Disclosure of Invention
The utility model aims at providing a pharmaceutical factory preparation workshop steam condensate exhaust steam recovery system, through carrying out systematic collection and recycle to the steam condensate in pharmaceutical factory preparation workshop, can improve the utilization ratio of the energy, reach energy saving and consumption reduction and emission reduction's effect.
In order to achieve the purpose, the utility model adopts the technical proposal as follows:
the utility model provides a pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system which the key lies in: including condensate recovery unit and adjustable steam injection device, the air inlet that the closed jar that catchments in the condensate recovery unit is connected with workshop steam condensate pipe, the gas outlet that the closed jar that catchments in the condensate recovery unit passes through flash evaporation steam conduit and links to each other with adjustable steam injection device's first air inlet, and this adjustable steam injection device's second air inlet is responsible for with steam and is linked to each other, adjustable steam injection device's gas outlet provides the required steam of production for the preparation workshop through the air inlet that steam delivery pipeline is connected to the gas-distributing cylinder, the delivery port of gas-distributing cylinder through first filtration hydrophobic subassembly with the first water inlet of closed jar that catchments links to each other, the delivery port that the closed jar that catchments is connected to boiler room softened water tank.
Furthermore, the main steam pipe is connected with the air inlet of the air distribution cylinder after being sequentially connected with a steam-water separator, a first filter, a flowmeter, a second filter and a self-operated pressure reducing valve, the water outlet of the steam-water separator is connected to the second water inlet of the closed water collection tank through a second filtering and draining assembly, and the second air inlet of the adjustable steam injection device is connected between the flowmeter and the second filter.
Further, the air outlet of the self-operated pressure reducing valve is connected to a third water inlet of the closed water collecting tank through a third filtering and draining component.
Furthermore, the first filtering hydrophobic component, the second filtering hydrophobic component and the third filtering hydrophobic component all comprise a water pipeline and a bypass pipeline, a first stop valve, a third filter, a steam trap, a second stop valve and a check valve are sequentially arranged on the water pipeline, the bypass pipeline is provided with a third stop valve, the water inlet end of the bypass pipeline is connected with the water inlet end of the water pipeline, and the water outlet end of the bypass pipeline is connected to the water pipeline between the second stop valve and the check valve.
Further, the system still includes controller, first pressure transmitter and second pressure transmitter, first pressure transmitter sets up between adjustable steam injection device and the gas-distributing cylinder, second pressure transmitter sets up between self-operated relief pressure valve and the gas-distributing cylinder, first pressure transmitter and second pressure transmitter all are connected to the signal input part of controller, the signal output part of controller is connected to self-operated relief pressure valve.
Furthermore, an emergency pressure relief pipe is connected to the flash steam pipeline, a third pressure transmitter and an electric control valve are arranged on the emergency pressure relief pipe, and the third pressure transmitter and the electric control valve are electrically connected with the controller.
The utility model discloses a show the effect and be:
1. the adjustable steam injection device with the self-adaptive adjusting capability is adopted, the automatic adjustment can be realized according to the change of the operation condition, and the ejector is kept to have the optimal secondary steam suction capability.
2. The maximum amount of the pumpable flash steam under the action of high-pressure power steam of the adjustable steam jet device is larger than the actual amount of the flash steam, and the pressure in the closed water collection tank can be controlled by effectively recovering the flash steam, so that the backpressure of a condensed water system is lower.
3. The emergency pressure relief scheme is arranged on the flash steam pipeline, when the pressure in the closed water collecting tank rises under special conditions, the electric control valve is opened according to a control value set by debugging, and flash steam is discharged outwards to reduce the internal pressure of the water collecting tank.
4. The low-pressure steam can be directly supplied to the original process professional equipment and heating ventilation professional equipment, so that the heat energy of the low-pressure steam can be effectively recycled, and the steam consumption is reduced by over 10 percent. The condensation water in the whole steam thermodynamic system is completely recycled in a closed manner, the temperature of the recycled high-temperature condensation water exceeds more than 70 ℃, and the high-temperature condensation water is completely recycled for a boiler, so that the temperature of boiler feed water is increased, and the operation energy efficiency of the thermodynamic system of the whole preparation pharmaceutical factory is optimal.
Drawings
FIG. 1 is a schematic view of the pipeline structure of the present invention;
FIG. 2 is a schematic diagram of the piping structure of the first filtering and draining assembly.
Detailed Description
The following describes the embodiments and the operation principle of the present invention in detail with reference to the accompanying drawings.
As shown in figure 1, the steam condensate waste steam recovery system of the pharmaceutical factory preparation workshop is obtained by modifying the existing steam supply pipeline, wherein the existing steam circulation pipeline comprises a factory boiler room, a steam main pipe 1, a steam branch cylinder 8 and a pneumatic condensed water recovery device 9 positioned in a heating power station, the steam generated by the factory boiler room is conveyed to the steam branch cylinder 8 from the steam main pipe 1, distributed by a gas distribution cylinder 8 and respectively connected to the process of a preparation workshop and steam equipment special for heating and ventilation, and a gate valve 2, a steam-water separator 3, a first filter 4, a flowmeter 5, a second filter 6 and a self-operated pressure reducing valve 7 are sequentially arranged on the steam main pipe 1, after steam heat exchange of each steam consuming device, the latent heat released by the saturated steam is changed into saturated high-temperature condensed water under the same pressure, and the saturated high-temperature condensed water is recycled to a pneumatic condensed water recycling device 9 located in the heating power station through a steam condensed water pipe 10 of the workshop through a drain valve group.
In the system, an air inlet of an inner closed water collecting tank 91 of a condensed water recovery device 9 is connected with a workshop steam condensed water pipe 10, an air outlet of the inner closed water collecting tank 91 of the condensed water recovery device 9 is connected with a first air inlet of an adjustable steam injection device 12 through a flash steam pipeline 92 and a first check valve 11, a second air inlet of the adjustable steam injection device 12 is connected with a steam main pipe 1 through a third stop valve, an air outlet of the adjustable steam injection device 12 is connected to an air inlet of a steam distributing cylinder 8 through a steam conveying pipeline 13 to provide steam required by production for a preparation workshop, a water outlet of the steam distributing cylinder 8 is connected with a first water inlet of the closed water collecting tank 91 through a first filtering and draining component 14, and a water outlet of the closed water collecting tank 91 is connected to a boiler room softened water tank; the water outlet of the steam-water separator 3 is also connected to a second water inlet of the closed water collecting tank 91 through a second filtering and draining component 15, and a second air inlet of the adjustable steam injection device 12 is connected between the flowmeter 5 and the second filter 6; the air outlet of the self-operated pressure reducing valve 7 is also connected to a third water inlet of the closed water collecting tank 91 through a third filtering and draining assembly 16.
Preferably, the first filtering hydrophobic component 14, the second filtering hydrophobic component 15 and the third filtering hydrophobic component 16 are described by taking the first filtering hydrophobic component 14 as an example, referring to fig. 2, the first filtering hydrophobic component 14 includes a water pipe 141 and a bypass pipe 142, the water pipe 141 is sequentially provided with a first stop valve 143, a third filter 144, a steam trap 145, a second stop valve 146 and a second check valve 147, the bypass pipe 142 is provided with a third stop valve 148, a water inlet end of the bypass pipe 142 is connected with a water inlet end of the water pipe 141, and a water outlet end is connected with the water pipe 141 between the second stop valve 146 and the second check valve 147.
Further, in order to realize automatic adjustment and supply of steam, the system further comprises a controller 17, a first pressure transmitter 18 and a second pressure transmitter 19, wherein the first pressure transmitter 18 is arranged between the adjustable steam injection device 12 and the gas-distributing cylinder 8, the second pressure transmitter 19 is arranged between the self-operated pressure reducing valve 7 and the gas-distributing cylinder 8, the first pressure transmitter 18 and the second pressure transmitter 19 are both connected to a signal input end of the controller 17, and a signal output end of the controller 17 is connected to the self-operated pressure reducing valve 7.
The steam pressure transmitted to the gas-separating cylinder 8 by the self-operated pressure reducing valve 7 is detected by the first pressure transmitter 18, and the steam pressure transmitted to the gas-separating cylinder 8 by the adjustable steam injection device 12 is detected by the second pressure transmitter 19, so that the controller 17 can adjust the steam supply mode according to the air consumption of the process professional equipment. Specifically, when the steam consumption of the process professional equipment is small, the adjustable steam injection device 12 can independently supply steam, and the self-operated pressure reducing valve 7 is closed; when the steam volume for the process professional equipment is large, the self-operated pressure reducing valve 7 is automatically opened, and the adjustable steam injection device 12 assists in distributing steam for the equipment to use, so that the steam supply requirement is met.
Preferably, an emergency pressure relief pipe 20 is further connected to the flash steam pipe 92, a third pressure transmitter 21 and an electric control valve 22 are provided on the emergency pressure relief pipe 20, and the third pressure transmitter 21 and the electric control valve 22 are electrically connected to the controller 17.
An emergency pressure relief pipe 20 is arranged on the flash steam pipeline 92, the steam pressure in the emergency pressure relief pipe is detected through a third pressure transmitter 21, and when the steam pressure discharged from the closed water collecting tank 91 in a special condition rises, the controller 17 opens an electric control valve 22 arranged on the emergency pressure relief pipe 20 according to a control value set by debugging, and discharges the flash steam outwards to reduce the internal pressure of the closed water collecting tank 91.
Saturated steam from a factory boiler room enters a preparation workshop heating power station, is subjected to steam-water separation and metering, is connected to a self-operated pressure reducing valve 7 to reduce the pressure of the high-pressure saturated steam into low-pressure saturated steam, is distributed by a branch cylinder 8, and is respectively connected to steam consumption equipment in the technical field of process and heating ventilation.
After the steam of each steam consuming device exchanges heat, the latent heat released by the saturated steam is changed into saturated high-temperature condensed water under the same pressure, and the saturated high-temperature condensed water is recycled into a pneumatic condensed water recycling device 9 located in a heating power station through a steam condensed water pipe 10 of a workshop through a drain valve group. By utilizing the pressure difference between the saturated high-temperature condensed water and the closed water collecting tank 91 in the pneumatic condensed water device, the saturated high-temperature condensed water flashes out saturated steam in the closed water collecting tank 91, the flashed steam is connected into the adjustable steam injection device 12, a piece of high-pressure power steam is introduced into the adjustable steam injection device 12, the low-pressure flashed steam in the closed water collecting tank 91 is injected and sucked by the high-pressure power steam, mixed in the adjustable steam injection device 12 and pressurized into new steam, and then the new steam is connected with a steam pipeline behind the self-operated pressure reducing valve 7. Thus, the mixed and pressurized thick new steam in the adjustable steam injection device 12 and the steam behind the self-operated pressure reducing valve 7 are supplied in parallel.
Because the maximum amount of the pumpable flash steam under the action of the high-pressure power steam of the adjustable steam jet device 12 is larger than the actual amount of the flash steam, the pressure in the closed water collecting tank 91 can be controlled by effectively recovering the flash steam, so that the backpressure of the condensed water system is lower. Therefore, the low-pressure steam adopting the technical scheme can be directly supplied to the original process professional equipment and heating and ventilation professional equipment for use, so that the heat energy of the low-pressure steam is effectively recycled, and the steam consumption is reduced by over 10 percent. The condensed water in the whole steam thermodynamic system is completely recycled in a closed manner, the temperature of the recycled high-temperature condensed water exceeds 70 ℃, and the high-temperature condensed water is completely recycled in a boiler, so that the temperature of boiler feed water is increased, and the operation energy efficiency of the thermodynamic system of the whole pharmaceutical factory is optimal.
The technical scheme provided by the utility model is introduced in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The utility model provides a pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system which characterized in that: including condensate recovery unit and adjustable steam injection device, the air inlet that the closed jar that catchments in the condensate recovery unit is connected with workshop steam condensate pipe, the gas outlet that the closed jar that catchments in the condensate recovery unit passes through flash evaporation steam conduit and links to each other with adjustable steam injection device's first air inlet, and this adjustable steam injection device's second air inlet is responsible for with steam and is linked to each other, adjustable steam injection device's gas outlet provides the required steam of production for the preparation workshop through the air inlet that steam delivery pipeline is connected to the gas-distributing cylinder, the delivery port of gas-distributing cylinder through first filtration hydrophobic subassembly with the first water inlet of closed jar that catchments links to each other, the delivery port that the closed jar that catchments is connected to boiler room softened water tank.
2. The pharmaceutical factory formulation plant steam condensate waste steam recovery system of claim 1, wherein: the steam main pipe is connected with the air inlet of the branch cylinder after being sequentially connected with a steam-water separator, a first filter, a flowmeter, a second filter and a self-operated pressure reducing valve, the water outlet of the steam-water separator is connected to a second water inlet of the closed water collecting tank through a second filtering and draining assembly, and a second air inlet of the adjustable steam injection device is connected between the flowmeter and the second filter.
3. The pharmaceutical factory formulation plant steam condensate waste steam recovery system of claim 2, wherein: and the air outlet of the self-operated pressure reducing valve is also connected to a third water inlet of the closed water collecting tank through a third filtering and draining component.
4. The pharmaceutical factory formulation plant steam condensate waste steam recovery system of claim 3, wherein: the first filtering hydrophobic component, the second filtering hydrophobic component and the third filtering hydrophobic component all comprise water pipelines and bypass pipelines, a first stop valve, a third filter, a steam trap, a second stop valve and a check valve are sequentially arranged on the water pipelines, the bypass pipelines are provided with third stop valves, the water inlet end of each bypass pipeline is connected with the water inlet end of each water pipeline, and the water outlet end of each bypass pipeline is connected to the water pipeline between the second stop valve and the corresponding check valve.
5. The pharmaceutical factory formulation plant steam condensate waste steam recovery system of claim 2, wherein: the system further comprises a controller, a first pressure transmitter and a second pressure transmitter, wherein the first pressure transmitter is arranged on a steam conveying pipeline between the adjustable steam injection device and the gas-distributing cylinder, the second pressure transmitter is arranged on a steam main pipe between the self-operated pressure reducing valve and the gas-distributing cylinder, the first pressure transmitter and the second pressure transmitter are both connected to a signal input end of the controller, and a signal output end of the controller is connected to the self-operated pressure reducing valve.
6. The pharmaceutical factory formulation plant steam condensate waste steam recovery system of claim 5, wherein: the flash steam pipeline is also connected with an emergency pressure relief pipe, a third pressure transmitter and an electric control valve are arranged on the emergency pressure relief pipe, and the third pressure transmitter and the electric control valve are electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121457194.XU CN217057489U (en) | 2021-06-29 | 2021-06-29 | Pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121457194.XU CN217057489U (en) | 2021-06-29 | 2021-06-29 | Pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN217057489U true CN217057489U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121457194.XU Active CN217057489U (en) | 2021-06-29 | 2021-06-29 | Pharmaceutical factory preparation workshop steam condensate water exhaust steam recovery system |
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| CN (1) | CN217057489U (en) |
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2021
- 2021-06-29 CN CN202121457194.XU patent/CN217057489U/en active Active
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