CN210419827U - Device for producing carbon black by using biodiesel - Google Patents
Device for producing carbon black by using biodiesel Download PDFInfo
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- CN210419827U CN210419827U CN201921346240.1U CN201921346240U CN210419827U CN 210419827 U CN210419827 U CN 210419827U CN 201921346240 U CN201921346240 U CN 201921346240U CN 210419827 U CN210419827 U CN 210419827U
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Abstract
The patent of the utility model relates to an utilize device of biodiesel production carbon black, its characterized in that: the gasification and recovery device comprises a gasification tower and a storage tank for storing un-gasified heavy oil, the storage tank is connected with the bottom of the gasification tower, the heating furnace is divided into a convection section at the front half section and a radiation section at the rear half section, the outlet of the convection section is connected with the middle part of the evaporation tower, the outlet of the condenser is connected with the inlet of the radiation section, and the outlet of the radiation section is connected with the vaporization tower; the outlet at the upper end of the vaporization tower is connected with the fire house, so that the waste illegal cooking oil has new application which can be further utilized, and the method is not only beneficial to environmental protection, but also can produce carbon black products with environmental protection property.
Description
Technical Field
The utility model belongs to the technical field of carbon black production, a utilize biodiesel to produce black device is related to.
Background
At present, raw oil for producing carbon black by the domestic oil furnace method is limited to the raw oil of byproducts of coal chemical industry or petrochemical industry such as ethylene tar, coal tar, anthracene oil and the like. The raw oil series oil used by the common oil furnace process belongs to resource type raw materials, the resource quantity is reduced continuously along with the development and the use of the raw materials in the years, the resource protection is not facilitated, the production of the resource type raw materials is reduced or limited by the influence of the laws and regulations of the environmental protection policy, the supply cannot be met frequently, and the normal production of carbon black is influenced, tests show that under the condition of not changing the existing reaction furnace type, the biodiesel is directly used for replacing coal tar series, the biodiesel is prepared by taking vegetable oil and animal oil as raw materials, and the biodiesel fuel prepared by the acid catalysis technology is prepared by taking oil pressing waste residue and catering waste oil, namely so-called illegal cooking oil as raw materials, and the biodiesel has low density and high light fraction content in the production process, and has high temperature close to 2000 ℃ when entering the inside of a carbon black reaction furnace, the raw oil is burnt out, so that the yield of the carbon black is extremely low, and no economic benefit is produced, therefore, the conventional oil furnace process can not be used for producing the carbon black by using the biodiesel.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a carry out high temperature treatment's device and method to carbon black under the anaerobic condition, reduce the polycyclic aromatic hydrocarbon content of carbon black, improve the environmental protection index, produce the carbon black product that polycyclic aromatic hydrocarbon is lower.
The utility model discloses a realize through following technical scheme:
a device for producing carbon black by utilizing biodiesel is characterized in that: the gasification and recovery device comprises a gasification tower and a storage tank for storing un-gasified heavy oil, the storage tank is connected with the bottom of the gasification tower, the heating furnace is divided into a convection section at the front half section and a radiation section at the rear half section, the outlet of the convection section is connected with the middle part of the evaporation tower, the outlet of the condenser is connected with the inlet of the radiation section, and the outlet of the radiation section is connected with the vaporization tower; the outlet at the upper end of the vaporization tower is connected with the firebox.
The analysis and the test of the fraction composition of the biodiesel prove that: the oil becomes an oil-gas mixture when being heated to the temperature of 500-530 ℃, the oil-gas mixture in the state can generate carbon black after being incompletely combusted at the high temperature of 1200 ℃, and compared with the conventional oil furnace process, the reaction temperature is greatly reduced, and the carbon black yield is normal. The utility model discloses no longer adopt oil furnace method carbon black production technology, study design one set be suitable for biodiesel at first by the gasification, then react and generate device and method of carbon black, produce from the raw materials to the finished product all accord with the carbon black of environmental protection requirement.
Preferably, the heating furnace is connected with an oil tank, and an oil cooler for cooling the biodiesel is arranged above the oil tank.
The biodiesel needs to be cooled before entering the oil tank, and because the biodiesel has instability, the biodiesel needs to be cooled before entering the oil tank, so that the oil temperature is reduced, and the stability of normal operation of the system is ensured.
Further, a filter is arranged next to the oil tank, and the filter is arranged in front of the inlet of the convection section of the heating furnace.
The filter is tightly connected with the oil tank and is installed, the filter adopts a high-strength wedge-shaped filter screen, and impurities such as suspended matters and particles in the biodiesel can be filtered out by automatically cleaning the filter element through pressure difference control and timing control, so that the accuracy and the safety in the carbon black production process are ensured.
Preferably, the furnace is a tube furnace.
The tubular heating furnace is a directly heated type heating device which can continuously operate for a long period and operate uninterruptedly, the exhaust gas temperature of the tubular heating furnace can be reduced to about 100 ℃, partial condensation of acid-containing water vapor in the flue gas is realized, and the latent heat of vaporization of partial acid-containing water vapor can be recovered while the low-temperature sensible heat of the flue gas is recovered, so that the thermal efficiency of the heating furnace is further improved, the energy is saved, and the management is convenient. The bottom of the tubular heating furnace is combusted with natural gas to provide heat, so that the temperatures of the radiation section and the convection section meet the requirements.
Furthermore, the double-screw pump is positioned at the joint of the condensed gas outlet and the inlet of the radiation section of the heating furnace.
The oil separated from the bottom of the tower is pumped by a double screw pump into the radiation section of the heating furnace and heated to 430 ℃.
Further, install the oil drum under the storage tank.
The oil drum is arranged right below the storage tank, so that the non-gasified heavy oil is conveniently put into the storage tank from the bottom of the gasification tower and then put into the oil drum 12 for recycling.
Preferably, the fire house has 4 seats, and 8064 fire nozzles are arranged in each fire house.
The carbon black is finally formed in a fire house, 4 fire houses are provided, 8064 fire nozzles are arranged in each fire house, the temperature can reach 1200 ℃, mixed gas is sprayed and combusted through the fire nozzles, the carbon black is generated through incomplete combustion reaction, and 35 g of carbon black can be generated by each fire nozzle per hour.
The utility model discloses following beneficial effect has:
the utility model discloses an utilize device of biodiesel production carbon black has developed, makes the biological diesel fuel that animal and vegetable oil and trench oil made through acid catalysis technique, no longer adopts oil furnace method carbon black production technology, and the research design is suitable for one set of biodiesel at first by the gasification, then the device of reaction formation carbon black, produces the carbon black that all accords with the environmental protection requirement from the raw materials to the finished product.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic flow diagram of an apparatus for producing carbon black using biodiesel;
in the drawings, the components represented by the respective reference numerals are listed below:
1-oil tank 2-oil cooler 3-filter 4-heater 5-oil pump 6-tubular heating furnace 7-double screw pump 8-evaporation tower 9-condenser 10-gasification tower 11-storage tank 12-oil drum 13-firebox.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Example 1
A device for producing carbon black by utilizing biodiesel is characterized in that: the device comprises a tubular heating furnace 6, an evaporative cooling device, a gasification recovery device and a firebox 13, wherein the evaporative cooling device comprises an evaporation tower 8 and a condenser 9, the condenser 9 is arranged at an outlet at the upper end of the evaporation tower 8, the gasification recovery device comprises a gasification tower 10 and a storage tank 11 for storing un-gasified heavy oil, the storage tank 11 is connected with the bottom of the evaporation tower 10, the tubular heating furnace 6 is divided into a convection section at the front half section and a radiation section at the rear half section, an outlet of the convection section is connected with the middle part of the evaporation tower 8, an outlet of the condenser 9 is connected with an inlet of the radiation section, and an outlet of the radiation section is connected with the gasification; the upper end outlet of the gasification tower 10 is connected with a firebox 13.
Because the biodiesel has low density and high light fraction content, when entering the carbon black reaction furnace, the high temperature of approximately 2000 ℃ causes the raw oil to be completely combusted, the yield of the carbon black is extremely low, and no economic benefit exists, therefore, the conventional oil furnace method process can not be used for producing the carbon black by using the biodiesel, the tubular heating furnace 6 is used, the tubular heating furnace 6 is divided into a convection section and a radiation section, the temperature of a furnace tube of the convection section of the tubular heating furnace 6 is controlled at 160 ℃ by a thermocouple and an automatic control device, the biodiesel reaches the specified temperature by conduction heat transfer, water is evaporated after the biodiesel reaches an evaporation tower 8, after oil-water separation, the water is discharged, the oil separated from the bottom of the tower enters the radiation section of the tubular heating furnace 6 to be heated to 430 ℃ and enters the gasification tower 10, natural gas enters the gasification tower 10 after being heated to 530 ℃ by the heater 4, and the oil gas becomes an oil-gas mixture when the gasification tower, the oil-gas mixture in the state enters a combustion chamber to be incompletely combusted at the high temperature of 1200 ℃ to generate the carbon black, the reaction temperature is greatly reduced compared with the conventional oil furnace process, and the carbon black yield is normal.
Example 2
A device for producing carbon black by utilizing biodiesel is characterized in that: the device comprises a tubular heating furnace 6, an evaporative cooling device, a gasification recovery device and a firebox 13, wherein the evaporative cooling device comprises an evaporation tower 8 and a condenser 9, the condenser 9 is arranged at an outlet at the upper end of the evaporation tower 8, the gasification recovery device comprises a gasification tower 10 and a storage tank 11 for storing un-gasified heavy oil, the storage tank 11 is connected with the bottom of the evaporation tower 10, the tubular heating furnace 6 is divided into a convection section at the front half section and a radiation section at the rear half section, an outlet of the convection section is connected with the middle part of the evaporation tower 8, an outlet of the condenser 9 is connected with an inlet of the radiation section, and an outlet of the radiation section is connected with the gasification; the upper end outlet of the gasification tower 10 is connected with a firebox 13.
Firstly, an oil pump at the bottom of an oil tank is started to enable oil to slowly flow into a convection section of the tube furnace, a natural gas combustion furnace is ignited to heat a radiation section of the tube furnace, after the temperature of the radiation section reaches 430 ℃, the flow of the oil is adjusted to enable the tube furnace to be filled with biodiesel, and meanwhile, natural gas at the other end enters a system.
Biodiesel cooled by the oil cooler 2 is filtered by an oil tank 1 through a filter 3 and is sent to a convection section of a tubular heating furnace 6 through an oil pump 5, the temperature of a furnace tube of the convection section of the tubular heating furnace 6 is controlled at 160 ℃ through a thermocouple and an automatic control device, the biodiesel reaches a specified temperature through conduction heat transfer, then water is evaporated by an evaporation tower 8, the oil falls into the bottom of the tower, water vapor coming out of the evaporation tower 8 enters a condenser 9, the temperature is reduced through indirect condensed water, the steam is condensed into water, a small part of oil taken away by the water vapor belongs to light fraction grease, the density is lower than that of the water, the solid floats on the surface of condensed water after the temperature is reduced, the oil separated from the bottom of the tower is sent to a radiation section of the tubular heating furnace 6 through a double-screw pump 7 after the water is periodically discharged, the radiation section of the tubular heating furnace 6 is heated through combustion of natural gas, then the heated biodiesel is transferred by conduction heat transfer and convection heat transfer to ensure that the temperature of the radiation section reaches 430 ℃, the radiation section is conveyed to a gasification tower 10 for gasification, and the non-gasified heavy oil is put into a storage tank 11 from the bottom of the gasification tower and then put into an oil drum 12 for recovery.
Synchronously, the natural gas is heated to 530 ℃ through carrying gas heater 4 and is got into gasification tower 10 and biodiesel's gasification gas and send to firebox 13 through the gas mixing house owner together, has 8064 nozzles in every firebox 13, and the aperture of nozzle is 1.0mm, and the gas mixture is through nozzle flame spraying, through incomplete combustion reaction formation carbon black, and every nozzle can generate 35 grams carbon black per hour, and the firebox 13 is total 4, the utility model discloses well carbon black's productivity effect is 1.12 tons/hour, and the device can produce environment-friendly high purity carbon black 8000 many tons every year.
Claims (7)
1. A device for producing carbon black by using biodiesel is characterized by comprising a heating furnace, an evaporation cooling device, a gasification recovery device and a fire house, wherein the evaporation cooling device comprises an evaporation tower and a condenser, the condenser is arranged at an outlet at the upper end of the evaporation tower, the gasification recovery device comprises a gasification tower and a storage tank for storing unvaporized heavy oil, the storage tank is connected with the bottom of the evaporation tower, the heating furnace is divided into a convection section at the front half section and a radiation section at the rear half section, an outlet of the convection section is connected with the middle part of the evaporation tower, an outlet of the condenser is connected with an inlet of the radiation section, and an outlet of the radiation section is connected with the evaporation tower; the outlet at the upper end of the vaporization tower is connected with the firebox.
2. The apparatus for producing carbon black by using biodiesel according to claim 1, wherein: the heating furnace is connected with the oil tank, and an oil cooler for cooling the biodiesel is arranged above the oil tank.
3. The apparatus for producing carbon black by using biodiesel according to claim 1, wherein: a filter is arranged next to the oil tank and is arranged in front of the inlet of the convection section of the heating furnace.
4. The apparatus for producing carbon black by using biodiesel according to claim 1, wherein: the heating furnace is a pipeline type heating furnace.
5. The apparatus for producing carbon black by using biodiesel according to claim 1, wherein: the double screw pump is positioned at the joint of the condensed gas outlet and the inlet of the radiation section of the heating furnace.
6. The apparatus for producing carbon black by using biodiesel according to claim 4, wherein: an oil drum is arranged under the storage tank.
7. The apparatus for producing carbon black by using biodiesel according to claim 1, wherein: the fire house has 4 seats, and 8064 fire nozzles are arranged in each fire house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346240.1U CN210419827U (en) | 2019-08-16 | 2019-08-16 | Device for producing carbon black by using biodiesel |
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| CN201921346240.1U CN210419827U (en) | 2019-08-16 | 2019-08-16 | Device for producing carbon black by using biodiesel |
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| CN210419827U true CN210419827U (en) | 2020-04-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112391067A (en) * | 2019-08-16 | 2021-02-23 | 烁元新材料(东营)股份有限公司 | Device and method for producing carbon black by using biodiesel |
| CN113698797A (en) * | 2021-09-05 | 2021-11-26 | 周华良 | Vaporization tower for producing carbon black by gas mixing |
-
2019
- 2019-08-16 CN CN201921346240.1U patent/CN210419827U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112391067A (en) * | 2019-08-16 | 2021-02-23 | 烁元新材料(东营)股份有限公司 | Device and method for producing carbon black by using biodiesel |
| CN113698797A (en) * | 2021-09-05 | 2021-11-26 | 周华良 | Vaporization tower for producing carbon black by gas mixing |
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Address after: 257300 south side of No. 8 Road, Guangrao County Economic Development Zone, Dongying, Shandong Patentee after: Shuoyuan new materials (Dongying) Co., Ltd Address before: 257300 south side of No. 8 Road, Guangrao County Economic Development Zone, Dongying, Shandong Patentee before: DONGGUAN BEISITE CHEMICAL TECHNOLOGY Co.,Ltd. |