CN215952320U - Crude glycerine distillation waste heat recovery utilizes device - Google Patents
Crude glycerine distillation waste heat recovery utilizes device Download PDFInfo
- Publication number
- CN215952320U CN215952320U CN202122651796.5U CN202122651796U CN215952320U CN 215952320 U CN215952320 U CN 215952320U CN 202122651796 U CN202122651796 U CN 202122651796U CN 215952320 U CN215952320 U CN 215952320U
- Authority
- CN
- China
- Prior art keywords
- cooler
- steam drum
- waste heat
- center
- steam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model relates to the field of chemical engineering instruments, and particularly discloses a crude glycerol distillation waste heat recycling device, which comprises: a primary cooler; a cold glycerin inlet; a cold glycerin outlet; the steam drum is arranged on one side of the primary cooler, and the upper part of the primary cooler and the lower part of the primary cooler are respectively connected with the upper part of the steam drum and the lower part of the steam drum through pipelines; the steam outlet is arranged in the center of the top of the steam drum; the water tank is arranged on one side of the steam drum and is connected with the steam drum through a circulating pump; the upper part of the secondary cooler and the lower part of the secondary cooler are respectively connected with the upper part of the water tank and the lower part of the water tank through pipelines; the secondary cooling glycerin inlet is arranged at the center of the bottom of the secondary cooler; the secondary cooling glycerin outlet is arranged in the center of the top of the secondary cooler. The utility model solves the problems of large circulating water consumption and insufficient utilization of waste heat in the traditional process, fully utilizes the waste heat and has good water-saving and energy-saving effects.
Description
Technical Field
The utility model relates to the field of chemical industry, and directly relates to a crude glycerol distillation waste heat recycling device.
Background
The crude glycerine is distilled, needs multistage cooling, retrieves the glycerine product of different purities, and traditional technology utilizes circulating water cooling to lower the temperature, and the circulating water after the heat transfer is recycled once more after going to the cooling tower heat dissipation, and the heat in the cooling process is wasted, and manufacturing cost is high, and energy-conserving effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, provides the crude glycerol distillation waste heat recycling device, solves the problems that the circulating water consumption is large and the waste heat cannot be fully utilized in the traditional process, and has the advantages of full utilization of the waste heat, water saving and good energy saving effect.
The technical scheme adopted by the utility model is as follows:
a crude glycerine distillation waste heat recovery utilizes device includes:
a primary cooler;
the cold glycerin inlet is arranged in the center of the top of the primary cooler and is connected with the heat exchange coil inside the primary cooler;
a cold glycerin outlet which is arranged at the center of the bottom of the primary cooler and is connected with the heat exchange coil inside the primary cooler;
the upper part of the first-stage cooler and the lower part of the first-stage cooler are respectively connected with the upper part of the steam drum and the lower part of the steam drum through pipelines;
the steam outlet is arranged in the center of the top of the steam drum and communicated with the steam drum;
the water tank is arranged on one side of the steam drum and is connected with the steam drum through a circulating pump;
the upper part of the secondary cooler and the lower part of the secondary cooler are respectively connected with the upper part of the water tank and the lower part of the water tank through pipelines;
the secondary cooling glycerin inlet is arranged at the center of the bottom of the secondary cooler and is connected with the heat exchange coil inside the secondary cooler;
and the secondary cooling glycerin outlet is arranged in the center of the top of the secondary cooler and is connected with the heat exchange coil inside the secondary cooler.
The utility model has the following beneficial effects:
the device for recycling the distillation waste heat of the crude glycerine solves the problems that the circulating water consumption is large and the waste heat cannot be fully utilized in the traditional process, fully utilizes the waste heat, and has good water-saving and energy-saving effects.
Drawings
Fig. 1 is a schematic structural diagram of a crude glycerol distillation waste heat recycling device.
Description of the reference numerals
1. A primary cooler; 2. a cold glycerin inlet; 3. a cold glycerin outlet; 4. a steam drum; 5. a steam outlet; 6. a water tank; 7. a circulation pump; 8. a secondary cooler; 9. a secondary cooling glycerin inlet; 10. and (5) secondary cooling glycerin outlet.
Detailed Description
The technical scheme of the utility model is further specifically described with reference to fig. 1.
As shown in fig. 1, the present invention provides a crude glycerin distillation waste heat recycling device, including: a primary cooler 1; a cold glycerin inlet 2 is arranged at the center of the top of the primary cooler 1 and is connected with a heat exchange coil inside the primary cooler 1; a cold glycerin outlet 3 is arranged at the center of the bottom of the primary cooler 1 and is connected with a heat exchange coil inside the primary cooler 1; the steam drum 4 is arranged on one side of the primary cooler 1, and the upper part of the primary cooler 1 and the lower part of the primary cooler 1 are respectively connected with the upper part of the steam drum 4 and the lower part of the steam drum 4 through pipelines; the steam outlet 5 is arranged in the center of the top of the steam drum 4 and communicated with the steam drum 4; the water tank 6 is arranged on one side of the steam drum 4 and is connected with the steam drum 4 through a circulating pump 7; the secondary cooler 8 is arranged on one side of the water tank 6, and the upper part of the secondary cooler 8 and the lower part of the secondary cooler 8 are respectively connected with the upper part of the water tank 6 and the lower part of the water tank 6 through pipelines; a secondary cooling glycerin inlet 9 is arranged at the center of the bottom of the secondary cooler 8 and is connected with a heat exchange coil inside the secondary cooler 8; the secondary cooling glycerin outlet 10 is arranged at the center of the top of the secondary cooler 8 and is connected with a heat exchange coil inside the secondary cooler 8.
The glycerol evaporated by the evaporator enters a heat exchange tube of a primary cooler 1 at a cold glycerol inlet 2, is discharged at a cold glycerol outlet 3, and exchanges heat and cools in the primary cooler 1; the cooled high-purity liquid glycerol is separated, and the residual glycerol steam enters a heat exchange pipe of a secondary cooler 8 from a secondary cold glycerol inlet 9 and is discharged from a secondary cold glycerol outlet 10 to separate the liquid glycerol; the water in the water tank 6 enters the secondary cooler 8 at the bottom of the secondary cooler 8, the water in the water tank 6 exchanges heat with the glycerol steam in the secondary cooler 8 to absorb heat, the circulating water after heat exchange forms a temperature difference with the water in the water tank 6, the water in the water tank 6 and the water heated between the pipes of the secondary cooler 8 automatically flow due to the temperature difference, a circulating pump 7 is not required to be arranged for circulation, the heated water is pumped into the steam pocket 4 through the circulating pump 7, the water in the steam pocket 4 enters the primary cooler 1 at the bottom of the primary cooler 1, the water in the steam pocket 4 exchanges heat with the glycerol steam in the primary cooler 1 to absorb heat and form a temperature difference with the water in the steam pocket 4, the heat is automatically circulated between the steam pocket 4 and the primary cooler 1 to absorb heat, the water in the steam pocket 4 finally forms steam, the steam is discharged from the steam outlet 5 to be used for a process needing low-pressure steam, and the waste heat in the secondary cooler 8 and the primary cooler 1 is fully recycled, the low-pressure steam is generated, the problems that the circulating water consumption is large and the waste heat cannot be fully utilized in the traditional process are solved, the waste heat is fully utilized, and the water-saving and energy-saving effects are good.
The device for recycling the distillation waste heat of the crude glycerine overcomes the defects of the prior art, solves the problems that the circulating water consumption is large and the waste heat cannot be fully utilized in the traditional process, fully utilizes the waste heat, and has good water-saving and energy-saving effects.
Claims (1)
1. The utility model provides a crude glycerine distillation waste heat recovery utilizes device which characterized in that includes:
a primary cooler;
the cold glycerin inlet is arranged in the center of the top of the primary cooler and is connected with the heat exchange coil inside the primary cooler;
the cold glycerin outlet is arranged at the center of the bottom of the primary cooler and is connected with the heat exchange coil inside the primary cooler;
the upper part of the primary cooler and the lower part of the primary cooler are respectively connected with the upper part of the steam drum and the lower part of the steam drum through pipelines;
the steam outlet is arranged in the center of the top of the steam drum and communicated with the steam drum;
the water tank is arranged on one side of the steam drum and is connected with the steam drum through a circulating pump;
the upper part of the secondary cooler and the lower part of the secondary cooler are respectively connected with the upper part of the water tank and the lower part of the water tank through pipelines;
the secondary cooling glycerin inlet is arranged at the center of the bottom of the secondary cooler and is connected with the heat exchange coil inside the secondary cooler;
and the secondary cooling glycerin outlet is arranged in the center of the top of the secondary cooler and is connected with the heat exchange coil inside the secondary cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122651796.5U CN215952320U (en) | 2021-11-02 | 2021-11-02 | Crude glycerine distillation waste heat recovery utilizes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122651796.5U CN215952320U (en) | 2021-11-02 | 2021-11-02 | Crude glycerine distillation waste heat recovery utilizes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215952320U true CN215952320U (en) | 2022-03-04 |
Family
ID=80411584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122651796.5U Active CN215952320U (en) | 2021-11-02 | 2021-11-02 | Crude glycerine distillation waste heat recovery utilizes device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215952320U (en) |
-
2021
- 2021-11-02 CN CN202122651796.5U patent/CN215952320U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203904327U (en) | White liquor distilling apparatus | |
| CN214571817U (en) | Dry-type heat recovery wine cooling system | |
| CN203704434U (en) | Two-stage lithium bromide absorption heat transformer unit with refrigerant water preheater | |
| CN104278116A (en) | Blast furnace slag steam recovery method and system | |
| CN213232192U (en) | Wine brewing cooling circulation system with waste heat grading recovery function | |
| CN215952320U (en) | Crude glycerine distillation waste heat recovery utilizes device | |
| CN218642708U (en) | Intelligent energy-saving and emission-reducing system of wine cooler | |
| CN103808058B (en) | Band water as refrigerant preheater two-stage Equations of The Second Kind lithium bromide absorption type heat pump unit | |
| CN207335221U (en) | Recirculated water and steam utilization system in winter condition brewing process | |
| CN203183716U (en) | Alcohol distillation device with heat recovery device | |
| CN203668002U (en) | Efficient ultralow-temperature heat energy recovery system of sulfur-phosphorus combination device | |
| CN209828291U (en) | Heat pump vacuum concentration system | |
| CN203704432U (en) | Secondary-generating and secondary-absorbing second type lithium bromide absorption type heat pump unit | |
| CN203842338U (en) | Heat gradient utilization device in methanol rectification process | |
| CN202250270U (en) | Steam turbine condensing system | |
| CN106679243B (en) | Refrigerating system capable of reducing liquid ammonia consumption | |
| CN206944286U (en) | The heating system of heat pump and power plant cycle water coincidence | |
| CN110627635B (en) | System and process for recycling residual heat of diacid tower bottoms | |
| CN108079610B (en) | Energy-saving methanol rectifying device and rectifying method thereof | |
| CN219347470U (en) | High-temperature primary water and low-temperature secondary water heat exchange device in alumina production | |
| CN211925708U (en) | Waste heat recovery system for carbonate recovery process | |
| CN213760555U (en) | Energy-saving device for continuous rectification | |
| CN214808522U (en) | Methanol rectification unit waste heat cascade utilization coproduction heating system | |
| CN203656899U (en) | Waste heat boiler blowdown heat exchange device | |
| CN216725820U (en) | Decompression tower waste heat utilization type base oil processing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |