摘要：【中文】本发明公开一种焦化尾气处理方法和装置，以解决现有延迟焦化装置存在水汽、恶臭气体污染、尾气VOC和焦粉随尾气排放造成二次污染等问题。焦池尾气、焦炭塔泄放蒸汽、焦炭塔尾气和焦化装置内其它设备产生尾气进入尾气处理塔气液分离段进行气液分离，气相焦化尾气上升到脱硫段与吸收液逆流接触进行脱硫，脱硫后焦化尾气从尾气处理塔顶部出来去除VOC后排空，富吸收液抽出增压后返回脱硫段上部，失效后废液外送至处理单元，尾气处理塔内含固体颗粒洗涤水向下进入沉降段，含固体颗粒洗涤污水从尾气处理塔底部出来，澄清洗涤水由尾气处理塔下部的洗涤水抽出斗出来，增压后作为循环洗涤水循环使用。 【EN】The invention discloses a coking tail gas treatment method and a coking tail gas treatment device, which are used for solving the problems that the existing delayed coking device has water vapor and malodorous gas pollution, and secondary pollution is caused by tail gas VOC and coke powder discharged along with the tail gas. The tail gas generated by coke pool, the steam discharged by coke tower, the tail gas generated by coke tower and other equipment in the coking device enters the gas-liquid separation section of the tail gas treatment tower for gas-liquid separation, the gas-phase coking tail gas rises to the desulfurization section and is in countercurrent contact with the absorption liquid for desulfurization, the desulfurized coking tail gas comes out from the top of the tail gas treatment tower and is evacuated after VOC is removed, rich absorption liquid is pumped out and pressurized and then returns to the upper part of the desulfurization section, waste liquid after failure is sent out to the treatment unit, the tail gas treatment tower contains solid particle washing water and enters the settling section downwards, the washing sewage containing solid particles comes out from the bottom of the tail gas treatment tower, clarified washing water is pumped out by the washing water at the lower part of the tail gas.

摘要：【中文】本发明公开一种焦化尾气处理工艺和装置，以解决现有延迟焦化装置存在水汽、恶臭气体污染、尾气VOC和焦粉随尾气排放造成二次污染等问题。焦池尾气、焦炭塔泄放蒸汽、焦炭塔尾气和焦化装置内其它设备产生尾气进入尾气处理塔气液分离段进行气液分离，气相焦化尾气上升到脱硫段与从脱硫段上部进入的吸收液逆流接触进行脱硫，脱硫后焦化尾气继续上升到达脱饱和段，脱饱和后从尾气处理塔顶部出来去除VOC后排空，富吸收液抽出增压后返回脱硫段上部，失效后废液外送至处理单元，尾气处理塔内含固体颗粒洗涤水向下进入沉降段，含固体颗粒洗涤污水从尾气处理塔底部出来，澄清洗涤水由尾气处理塔下部的洗涤水抽出斗出来，经增压后作为循环洗涤水循环使用。 【EN】The invention discloses a coking tail gas treatment process and a coking tail gas treatment device, which are used for solving the problems that the existing delayed coking device has water vapor and malodorous gas pollution, and secondary pollution is caused by tail gas VOC and coke powder discharged along with the tail gas. The method comprises the following steps that coke pool tail gas, coke tower discharged steam, coke tower tail gas and tail gas generated by other equipment in a coking device enter a tail gas treatment tower gas-liquid separation section for gas-liquid separation, gas-phase coking tail gas rises to a desulfurization section and is in countercurrent contact with absorption liquid entering from the upper part of the desulfurization section for desulfurization, the coking tail gas continues to rise to a desaturation section after desulfurization, the coking tail gas comes out from the top of a tail gas treatment tower after desaturation to remove VOC and then is discharged, rich absorption liquid is pumped out and pressurized and then returns to the upper part of the desulfurization section, waste liquid after failure is sent out to a treatment unit, washing water containing solid particles in the tail gas treatment tower downwards enters a settling section, washing sewage containing the solid particles comes out from the bottom of the tail gas treatment tower, clarified washing water is pumped out from a.

摘要：【中文】本发明公开一种焦化尾气处理工艺和装置，以解决现有延迟焦化装置存在水汽、恶臭气体污染、尾气VOC和焦粉随尾气排放造成二次污染等问题。焦池尾气、焦炭塔泄放蒸汽、焦炭塔尾气和焦化装置内其它设备产生尾气进入尾气处理塔气液分离段进行气液分离，气相焦化尾气上升到脱硫段与从脱硫段上部进入的吸收液逆流接触进行脱硫，脱硫后的焦化尾气从尾气处理塔顶部出来，进入脱饱和器进行脱饱和，脱饱和后的焦化尾气从脱饱和器出来，去除VOC后排空，富吸收液抽出增压后返回脱硫段上部，失效后废液外送至处理单元处理，尾气处理塔内的洗涤水向下从尾气处理塔底部出来，一部分出装置，另一部分经增压后作为循环洗涤水循环使用。 【EN】The invention discloses a coking tail gas treatment process and a coking tail gas treatment device, which are used for solving the problems that the existing delayed coking device has water vapor and malodorous gas pollution, and secondary pollution is caused by tail gas VOC and coke powder discharged along with the tail gas. The method comprises the following steps that coke pool tail gas, coke tower discharge steam, coke tower tail gas and tail gas generated by other equipment in a coking device enter a tail gas treatment tower gas-liquid separation section for gas-liquid separation, gas-phase coking tail gas rises to a desulfurization section and is in countercurrent contact with absorption liquid entering from the upper portion of the desulfurization section for desulfurization, the desulfurized coking tail gas comes out of the top of the tail gas treatment tower and enters a desaturator for desaturation, the desaturated coking tail gas comes out of the desaturator, VOC is removed and then is emptied, rich absorption liquid is pumped out and pressurized and then returns to the upper portion of the desulfurization section, waste liquid after failure is sent out to a treatment unit for treatment, washing water in the tail gas treatment tower comes out of the bottom of the tail gas treatment tower downwards, one part of the washing water comes.

摘要：【中文】本发明公开一种焦化尾气处理方法和装置，以解决现有延迟焦化装置焦池、焦炭塔存在水汽、恶臭气体污染、尾气VOC和焦粉随尾气排放造成二次污染等问题。焦池尾气、焦炭塔泄放蒸汽、焦炭塔尾气和焦化装置内其它设备产生尾气进入尾气处理塔气液分离段进行气液分离，气相焦化尾气上升到脱硫段与从脱硫段上部进入的吸收液逆流接触进行脱硫，脱硫后的焦化尾气继续上升到达脱饱和段，脱饱和后从尾气处理塔顶部出来，去除VOC后排空，富吸收液抽出增压后返回脱硫段上部，失效后废液外送至处理单元处理，尾气处理塔内的洗涤水向下从尾气处理塔底部出来，一部分出装置，另一部分经增压后作为循环洗涤水循环使用。 【EN】The invention discloses a coking tail gas treatment method and a coking tail gas treatment device, which are used for solving the problems of water vapor and malodorous gas pollution, secondary pollution caused by tail gas VOC and coke powder discharged along with tail gas and the like existing in a coke tank and a coke tower of the conventional delayed coking device. The method comprises the following steps that coke pool tail gas, coke tower discharge steam, coke tower tail gas and tail gas generated by other equipment in a coking device enter a gas-liquid separation section of a tail gas treatment tower to be subjected to gas-liquid separation, gas-phase coking tail gas rises to a desulfurization section and is in countercurrent contact with absorption liquid entering from the upper part of the desulfurization section to be desulfurized, the desulfurized coking tail gas continuously rises to a desaturation section, the coking tail gas is discharged from the top of the tail gas treatment tower after desaturation, VOC is removed and then is discharged, rich absorption liquid is pumped out and pressurized and then returns to the upper part of the desulfurization section, waste liquid after failure is sent out to a treatment unit to be treated, washing water in the tail gas treatment tower downwards flows out from the bottom of the tail gas treatment.

摘要：【中文】本发明公开一种焦化尾气处理装置，以解决现有延迟焦化装置存在水汽、恶臭气体污染、尾气VOC和焦粉随尾气排放造成二次污染等问题。该焦化尾气处理装置包括尾气处理塔，尾气处理塔从上到下依次为脱饱和段、脱硫段、气液分离段和沉降段，尾气处理塔内的脱硫段下方设置有脱硫段集油箱，脱硫段集油箱下方于气液分离段处设置有焦炭塔尾气和焦化装置内其它设备产生尾气注入管线、焦池尾气注入管线、焦炭塔泄放蒸汽注入管线，尾气处理塔底部设有洗涤污水抽出管线，沉降段下部设有洗涤水抽出斗，脱硫段上方设有吸收液注入管线，脱硫段集油箱下方设有脱硫段集油箱抽出口，尾气处理塔顶部设有脱饱和后焦化尾气管线。 【EN】The invention discloses a coking tail gas treatment device, which aims to solve the problems that the existing delayed coking device has water vapor and malodorous gas pollution, and secondary pollution is caused by tail gas VOC and coke powder discharged along with tail gas. This coking tail gas processing apparatus includes the tail gas treatment tower, the tail gas treatment tower from the top down is the desaturation section in proper order, the desulfurization section, gas-liquid separation section and settling section, desulfurization section below in the tail gas treatment tower is provided with the desulfurization section sump oil tank, desulfurization section sump oil tank below is provided with coke drum tail gas and other equipment production tail gas injection lines in the coker in the gas-liquid separation section, coke pool tail gas injection line, coke drum discharge steam injection line, the tail gas treatment tower bottom is equipped with the washing sewage and takes out the pipeline, the settling section lower part is equipped with the washing water and takes out the fill, the desulfurization section top is equipped with the absorption liquid injection line, desulfurization section sump oil tank below is equipped with desulfurization section sump oil tank extraction mouth, the tail gas treatment tower top is equipped with desaturation back coking.