CN108212133A - A kind of oil desulfurization adsorbent reactivation Processes and apparatus - Google Patents
A kind of oil desulfurization adsorbent reactivation Processes and apparatus Download PDFInfo
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- CN108212133A CN108212133A CN201810078671.8A CN201810078671A CN108212133A CN 108212133 A CN108212133 A CN 108212133A CN 201810078671 A CN201810078671 A CN 201810078671A CN 108212133 A CN108212133 A CN 108212133A
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- 239000003463 adsorbent Substances 0.000 title claims abstract description 49
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 29
- 230000023556 desulfurization Effects 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000007420 reactivation Effects 0.000 title claims 8
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000001179 sorption measurement Methods 0.000 claims abstract description 26
- 230000018044 dehydration Effects 0.000 claims abstract description 25
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 25
- 239000002904 solvent Substances 0.000 claims abstract description 23
- 230000008929 regeneration Effects 0.000 claims abstract description 21
- 238000011069 regeneration method Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000011049 filling Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims 2
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 238000000605 extraction Methods 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 claims 1
- 239000010779 crude oil Substances 0.000 abstract description 13
- 230000007306 turnover Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 239000002283 diesel fuel Substances 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3475—Regenerating or reactivating using a particular desorbing compound or mixture in the liquid phase
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
本发明属于原油脱硫技术领域，具体涉及一种原油脱硫吸附剂再生工艺及设备。该原油脱硫吸附剂再生工艺，包括以下步骤：1）密封罐体上的翻转盖体，将吸附剂和水通过翻转盖体上的进料口灌装在罐体内，使吸附剂落入脱水筒内，并通过罐体内的加热装置进行加热，2）打开吸附剂加液口上连通的加液管上的电磁阀，使吸附溶剂进入罐体内，完成吸附剂的再生；3）打开排液管上的排水阀，待罐体内的液体流出后，保持加热装置工作的状态下，启动驱动电机，带动脱水筒进行脱水，对吸附剂进行脱水烘干处理；4）烘干完成后，启动翻转电机驱动旋转轴使罐体翻转卸料。其有益效果是：工艺步骤简单，大大降低了能耗，降低了再生设备的负荷投资。
The invention belongs to the technical field of crude oil desulfurization, and in particular relates to a crude oil desulfurization adsorbent regeneration process and equipment. The crude oil desulfurization adsorbent regeneration process includes the following steps: 1) Seal the flip cover on the tank body, fill the adsorbent and water into the tank through the feed port on the flip cover, and let the adsorbent fall into the dehydration cylinder 2) Open the solenoid valve on the liquid feeding pipe connected to the adsorbent liquid filling port, so that the adsorption solvent enters the tank to complete the regeneration of the adsorbent; 3) Open the liquid discharge pipe on the After the liquid in the tank flows out and the heating device is kept working, start the drive motor to drive the dehydration cylinder for dehydration, and dehydrate and dry the adsorbent; 4) After the drying is completed, start the flipping motor to drive The rotating shaft makes the tank turn over to unload. The beneficial effect is that the process steps are simple, the energy consumption is greatly reduced, and the load investment of regeneration equipment is reduced.
Description
技术领域technical field
本发明属于原油脱硫技术领域，具体涉及一种原油脱硫吸附剂再生工艺及设备。The invention belongs to the technical field of crude oil desulfurization, and in particular relates to a crude oil desulfurization adsorbent regeneration process and equipment.
背景技术Background technique
工业上广泛采用的脱硫方法有加氢脱硫和吸附脱硫，但是继续使用加氢超深度脱硫以生产符合国Ⅴ标准的柴油会涉及到许多技术的问题。催化剂、操作参数、进料质量、硫化物的反应活性等都会影响到柴油的加氢脱硫程度，而吸附脱硫具有操作简单，投资少，无污染，适合深度脱硫等优点，被认为是有效脱除柴油中硫化物的新方法，因此吸附脱硫是一项具有广阔发展空间及应用前景的新技术，吸附脱硫的吸附剂再生是研究的关键。The desulfurization methods widely used in the industry include hydrodesulfurization and adsorption desulfurization, but continuing to use ultra-deep desulfurization of hydrogenation to produce diesel oil that meets the National V standard will involve many technical problems. Catalyst, operating parameters, feed quality, reactivity of sulfide, etc. will all affect the degree of hydrodesulfurization of diesel oil, while adsorption desulfurization has the advantages of simple operation, less investment, no pollution, suitable for deep desulfurization, etc., and is considered to be an effective desulfurization method. Therefore, adsorption desulfurization is a new technology with broad development space and application prospects, and the regeneration of adsorbent for adsorption desulfurization is the key to research.
发明内容Contents of the invention
本发明为了弥补现有技术的缺陷，提供了一种原油脱硫吸附剂再生工艺及设备。In order to make up for the defects of the prior art, the invention provides a crude oil desulfurization adsorbent regeneration process and equipment.
本发明是通过如下技术方案实现的：The present invention is achieved through the following technical solutions:
一种原油脱硫吸附剂再生工艺，包括以下步骤：A crude oil desulfurization adsorbent regeneration process, comprising the following steps:
1）密封罐体上的翻转盖体，将吸附剂和水通过翻转盖体上的进料口灌装在罐体内，使吸附剂落入脱水筒内，并通过罐体内的加热装置进行加热，温度在80-200℃，时间2-3小时；1) Seal the flip cover on the tank, fill the adsorbent and water into the tank through the feed port on the flip cover, let the adsorbent fall into the dehydration cylinder, and heat it through the heating device in the tank, The temperature is 80-200°C, and the time is 2-3 hours;
2）打开吸附剂加液口上连通的加液管上的电磁阀，使吸附溶剂进入罐体内，完成吸附剂的再生；2) Open the solenoid valve on the liquid feeding pipe connected to the adsorbent liquid filling port, so that the adsorption solvent enters the tank to complete the regeneration of the adsorbent;
3）打开排液管上的排水阀，待罐体内的液体流出后，保持加热装置工作的状态下，启动驱动电机，带动脱水筒进行脱水，并控制翻转盖体上的抽风扇进行抽风，对吸附剂进行脱水烘干处理，此时烘干温度在120-150℃；3) Open the drain valve on the drain pipe, after the liquid in the tank flows out, and keep the heating device working, start the drive motor to drive the dehydration cylinder for dehydration, and control the exhaust fan on the flip cover to extract air. The adsorbent is dehydrated and dried, and the drying temperature is 120-150°C;
4）烘干完成后，通过把手打开翻转盖体，启动翻转电机驱动旋转轴使罐体翻转卸料。4) After the drying is completed, open the flip cover through the handle, start the flip motor to drive the rotating shaft to flip the tank to discharge.
一种原油脱硫吸附剂再生设备，包括罐体、翻转盖体、支撑架、翻转电机和驱动电机，所述罐体上设有翻转盖体，罐体内设有脱水筒，脱水筒通过罐体底部的驱动电机驱动进行旋转，所述罐体内壁上设有加热装置，翻转盖体上对应脱水筒设有进料口，所述罐体一侧通过连接架设有吸附溶剂储存罐，吸附溶剂储存罐通过加液管与罐体上的吸附溶剂加液口连通，所述罐体两侧分别通过旋转轴与支撑架连接，其中一侧的旋转轴通过翻转电机驱动实现罐体在支撑架上进行翻转，所述罐体底部一侧设有排液管，排液管上设有排水阀。A crude oil desulfurization adsorbent regeneration equipment, including a tank body, a flip cover body, a support frame, a flip motor and a drive motor. The drive motor is driven to rotate, the inner wall of the tank is provided with a heating device, the flip cover is provided with a feed port corresponding to the dehydration cylinder, and one side of the tank body is provided with an adsorption solvent storage tank through a connecting frame, and the adsorption solvent storage tank The liquid feeding pipe is connected with the adsorption solvent filling port on the tank body, and the two sides of the tank body are respectively connected to the support frame through the rotating shaft, and the rotating shaft on one side is driven by the turning motor to realize the flipping of the tank body on the supporting frame , the bottom side of the tank body is provided with a drain pipe, and a drain valve is provided on the drain pipe.
进一步，所述吸附溶剂储存罐与吸附溶剂加液口连通的加液管上设有电磁阀。Further, a solenoid valve is provided on the liquid feeding pipe connecting the adsorption solvent storage tank with the adsorption solvent liquid feeding port.
进一步，所述脱水筒内底部设有多个搅拌凸块。Further, the inner bottom of the dehydration drum is provided with a plurality of stirring protrusions.
进一步，所述翻转盖体上位于进料口四周分别设有抽风扇，翻转盖体一侧设有把手。Further, exhaust fans are respectively provided around the feed inlet on the flip cover body, and a handle is provided on one side of the flip cover body.
进一步，所述支撑架截面外部轮廓为凹字形，罐体两侧的旋转轴位于支撑架凹字形两侧的支撑臂上。Further, the external profile of the cross-section of the support frame is a concave shape, and the rotation axes on both sides of the tank body are located on the support arms on both sides of the concave shape of the support frame.
进一步，所述翻转电机通过固定架固定在支撑架上，固定架的外部轮廓为L形。Further, the turning motor is fixed on the supporting frame through a fixing frame, and the outer contour of the fixing frame is L-shaped.
本发明的有益效果是：本发明一种原油脱硫吸附剂再生工艺及设备工艺步骤简单，通过高温洗脱后经溶剂再生，之后完成固液分离并进行烘干，相比于其它再生工艺，大大降低了能耗，降低了再生设备的负荷投资，因此，本工艺具有极大的工业化优势。The beneficial effects of the present invention are: the crude oil desulfurization adsorbent regeneration process and equipment process steps of the present invention are simple, and after high temperature elution, it is regenerated by solvent, and then completes solid-liquid separation and drying. Compared with other regeneration processes, it is greatly improved Energy consumption is reduced, and the load investment of regeneration equipment is reduced. Therefore, this process has great industrialization advantages.
附图说明Description of drawings
下面结合附图对本发明作进一步的说明。The present invention will be further described below in conjunction with the accompanying drawings.
附图1为本发明设备的结构示意图。Accompanying drawing 1 is the structural representation of the equipment of the present invention.
图中，1罐体，2翻转盖体，3支撑架，4连接架，5吸附溶剂储存罐，6吸附溶剂加液口，7加液管，8抽风扇，9进料口，10把手，11加热装置，12脱水筒，13旋转轴，14翻转电机，15驱动电机，16排液管，17排水阀，18搅拌凸块，19固定架，20电磁阀。In the figure, 1 tank body, 2 flip cover body, 3 support frame, 4 connecting frame, 5 adsorption solvent storage tank, 6 adsorption solvent filling port, 7 liquid feeding pipe, 8 exhaust fan, 9 feeding port, 10 handle, 11 heating device, 12 dehydration cylinder, 13 rotating shaft, 14 turning motor, 15 driving motor, 16 liquid discharge pipe, 17 drain valve, 18 stirring bump, 19 fixed frame, 20 solenoid valve.
具体实施方式Detailed ways
以下给出本发明的具体实施例，用来对本发明的构成进行进一步说明。Specific examples of the present invention are given below to further illustrate the composition of the present invention.
以下给出本发明的具体实施例，用来对本发明的构成进行进一步说明。Specific examples of the present invention are given below to further illustrate the composition of the present invention.
实施例1Example 1
本实施例的原油脱硫吸附剂再生工艺，包括以下步骤：The crude oil desulfurization adsorbent regeneration process of the present embodiment comprises the following steps:
1）密封罐体1上的翻转盖体2，将吸附剂和水通过翻转盖体2上的进料口9灌装在罐体1内，使吸附剂落入脱水筒12内，并通过罐体1内的加热装置11进行加热，温度在80℃，时间2小时；1) Seal the flip cover 2 on the tank body 1, fill the adsorbent and water into the tank body 1 through the feed port 9 on the flip cover body 2, make the adsorbent fall into the dehydration cylinder 12, and pass through the tank The heating device 11 in the body 1 is heated at a temperature of 80° C. for 2 hours;
2）打开吸附剂加液口上连通的加液管7上的电磁阀20，使吸附溶剂进入罐体1内，完成吸附剂的再生；2) Open the solenoid valve 20 on the liquid feeding pipe 7 connected to the adsorbent liquid filling port, so that the adsorption solvent enters the tank body 1 to complete the regeneration of the adsorbent;
3）打开排液管16上的排水阀17，待罐体1内的液体流出后，保持加热装置11工作的状态下，启动驱动电机15，带动脱水筒12进行脱水，并控制翻转盖体2上的抽风扇8进行抽风，对吸附剂进行脱水烘干处理，此时烘干温度在120℃；3) Open the drain valve 17 on the drain pipe 16, after the liquid in the tank 1 flows out, keep the heating device 11 working, start the drive motor 15, drive the dehydration cylinder 12 to dehydrate, and control the flip cover 2 The exhaust fan 8 on the top is used for exhausting, and the adsorbent is dehydrated and dried. At this time, the drying temperature is 120°C;
4）烘干完成后，通过把手打10开翻转盖体2，启动翻转电机14驱动旋转轴13使罐体1翻转卸料。4) After the drying is completed, open the handle 10 to turn over the cover body 2, start the turning motor 14 to drive the rotating shaft 13 to make the tank body 1 turn over and discharge.
实施例2Example 2
本实施例的原油脱硫吸附剂再生工艺，包括以下步骤：The crude oil desulfurization adsorbent regeneration process of the present embodiment comprises the following steps:
1）密封罐体1上的翻转盖体2，将吸附剂和水通过翻转盖体2上的进料口9灌装在罐体1内，使吸附剂落入脱水筒12内，并通过罐体1内的加热装置11进行加热，温度在180℃，时间2.5小时；1) Seal the flip cover 2 on the tank body 1, fill the adsorbent and water into the tank body 1 through the feed port 9 on the flip cover body 2, make the adsorbent fall into the dehydration cylinder 12, and pass through the tank The heating device 11 inside the body 1 is heated at a temperature of 180°C for 2.5 hours;
2）打开吸附剂加液口上连通的加液管7上的电磁阀20，使吸附溶剂进入罐体1内，完成吸附剂的再生；2) Open the solenoid valve 20 on the liquid feeding pipe 7 connected to the adsorbent liquid filling port, so that the adsorption solvent enters the tank body 1 to complete the regeneration of the adsorbent;
3）打开排液管16上的排水阀17，待罐体1内的液体流出后，保持加热装置11工作的状态下，启动驱动电机15，带动脱水筒12进行脱水，并控制翻转盖体2上的抽风扇8进行抽风，对吸附剂进行脱水烘干处理，此时烘干温度在130℃；3) Open the drain valve 17 on the drain pipe 16, after the liquid in the tank 1 flows out, keep the heating device 11 working, start the drive motor 15, drive the dehydration cylinder 12 to dehydrate, and control the flip cover 2 The exhaust fan 8 on the top is used for exhausting, and the adsorbent is dehydrated and dried. At this time, the drying temperature is 130 ° C;
4）烘干完成后，通过把手打10开翻转盖体2，启动翻转电机14驱动旋转轴13使罐体1翻转卸料。4) After the drying is completed, open the handle 10 to turn over the cover body 2, start the turning motor 14 to drive the rotating shaft 13 to make the tank body 1 turn over and discharge.
实施例3Example 3
本实施例的原油脱硫吸附剂再生工艺，包括以下步骤：The crude oil desulfurization adsorbent regeneration process of the present embodiment comprises the following steps:
1）密封罐体1上的翻转盖体2，将吸附剂和水通过翻转盖体2上的进料口9灌装在罐体1内，使吸附剂落入脱水筒12内，并通过罐体1内的加热装置11进行加热，温度在200℃，时间3小时；1) Seal the flip cover 2 on the tank body 1, fill the adsorbent and water into the tank body 1 through the feed port 9 on the flip cover body 2, make the adsorbent fall into the dehydration cylinder 12, and pass through the tank The heating device 11 inside the body 1 is heated at a temperature of 200° C. for 3 hours;
2）打开吸附剂加液口上连通的加液管7上的电磁阀20，使吸附溶剂进入罐体1内，完成吸附剂的再生；2) Open the solenoid valve 20 on the liquid feeding pipe 7 connected to the adsorbent liquid filling port, so that the adsorption solvent enters the tank body 1 to complete the regeneration of the adsorbent;
3）打开排液管16上的排水阀17，待罐体1内的液体流出后，保持加热装置11工作的状态下，启动驱动电机15，带动脱水筒12进行脱水，并控制翻转盖体2上的抽风扇8进行抽风，对吸附剂进行脱水烘干处理，此时烘干温度在150℃；3) Open the drain valve 17 on the drain pipe 16, after the liquid in the tank 1 flows out, keep the heating device 11 working, start the drive motor 15, drive the dehydration cylinder 12 to dehydrate, and control the flip cover 2 The exhaust fan 8 on the top is used for exhausting, and the adsorbent is dehydrated and dried. At this time, the drying temperature is 150 ° C;
4）烘干完成后，通过把手打10开翻转盖体2，启动翻转电机14驱动旋转轴13使罐体1翻转卸料。4) After the drying is completed, open the handle 10 to turn over the cover body 2, start the turning motor 14 to drive the rotating shaft 13 to make the tank body 1 turn over and discharge.
参照附图1所示，本发明一种原油脱硫吸附剂再生设备，包括罐体1、翻转盖体2、支撑架3、翻转电机14和驱动电机15，所述罐体1上设有翻转盖体2，罐体1内设有脱水筒12，脱水筒12通过罐体1底部的驱动电机15驱动进行旋转，所述罐体1内壁上设有加热装置11，翻转盖体2上对应脱水筒12设有进料口9，所述罐体1一侧通过连接架4设有吸附溶剂储存罐5，吸附溶剂储存罐5通过加液管7与罐体1上的吸附溶剂加液口6连通，所述罐体1两侧分别通过旋转轴13与支撑架3连接，其中一侧的旋转轴13通过翻转电机14驱动实现罐体1在支撑架3上进行翻转，所述罐体1底部一侧设有排液管16，排液管16上设有排水阀17。With reference to accompanying drawing 1 shown, a kind of crude oil desulfurization adsorbent regeneration equipment of the present invention comprises a tank body 1, a flip cover body 2, a support frame 3, a flip motor 14 and a drive motor 15, and the tank body 1 is provided with a flip cover Body 2, the tank body 1 is provided with a dehydration cylinder 12, the dehydration cylinder 12 is driven to rotate by the drive motor 15 at the bottom of the tank body 1, a heating device 11 is provided on the inner wall of the tank body 1, and the flip cover body 2 corresponds to the dehydration cylinder 12 is provided with a feed port 9, and one side of the tank body 1 is provided with an adsorption solvent storage tank 5 through a connecting frame 4, and the adsorption solvent storage tank 5 communicates with the adsorption solvent liquid filling port 6 on the tank body 1 through a liquid feeding pipe 7 The two sides of the tank body 1 are respectively connected to the support frame 3 through the rotating shaft 13, wherein the rotating shaft 13 on one side is driven by the turning motor 14 to realize the turning of the tank body 1 on the support frame 3, and the bottom of the tank body 1 is A drain pipe 16 is arranged on the side, and a drain valve 17 is arranged on the drain pipe 16 .
进一步，所述吸附溶剂储存罐5与吸附溶剂加液口6连通的加液管7上设有电磁阀20。Further, a solenoid valve 20 is provided on the liquid feeding pipe 7 communicating with the adsorption solvent storage tank 5 and the adsorption solvent liquid feeding port 6 .
进一步，所述脱水筒12内底部设有多个搅拌凸块18。Further, the inner bottom of the dehydration cylinder 12 is provided with a plurality of stirring protrusions 18 .
进一步，所述翻转盖体2上位于进料口9四周分别设有抽风扇8，翻转盖体2一侧设有把手10。Further, exhaust fans 8 are respectively provided around the feed inlet 9 on the flip cover 2 , and a handle 10 is provided on one side of the flip cover 2 .
进一步，所述支撑架3截面外部轮廓为凹字形，罐体1两侧的旋转轴13位于支撑架3凹字形两侧的支撑臂上。Further, the external profile of the cross-section of the support frame 3 is in a concave shape, and the rotating shafts 13 on both sides of the tank body 1 are located on the support arms on both sides of the support frame 3 in a concave shape.
进一步，所述翻转电机14通过固定架19固定在支撑架3上，固定架19的外部轮廓为L形。Further, the turning motor 14 is fixed on the supporting frame 3 through a fixing frame 19, and the outer contour of the fixing frame 19 is L-shaped.
本发明不局限于上述实施方式，任何人应得知在本发明的启示下作出的与本发明具有相同或相近的技术方案，均落入本发明的保护范围之内。The present invention is not limited to the above-mentioned embodiments, and anyone should know that the same or similar technical solutions as the present invention made under the inspiration of the present invention fall within the protection scope of the present invention.
本发明未详细描述的技术、形状、构造部分均为公知技术。The technologies, shapes and construction parts not described in detail in the present invention are all known technologies.
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Application publication date: 20180629 |