CN111606404A - Treatment method and treatment device for peach gum base solution sediment - Google Patents

Treatment method and treatment device for peach gum base solution sediment Download PDF

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Publication number
CN111606404A
CN111606404A CN202010607486.0A CN202010607486A CN111606404A CN 111606404 A CN111606404 A CN 111606404A CN 202010607486 A CN202010607486 A CN 202010607486A CN 111606404 A CN111606404 A CN 111606404A
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gum base
peach gum
base solution
sediment
tank
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Inventor
于祖春
刘其通
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HEBEI CHINJOO ART PIGMENT CO LTD
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HEBEI CHINJOO ART PIGMENT CO LTD
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/122Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/13Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating

Abstract

The invention belongs to the technical field of colloid sludge treatment, and particularly relates to a treatment method and a treatment device for peach gum base solution sediments. The treatment method comprises adding cationic polyacrylamide at a concentration of 0.5-2kg/m3And (3) injecting a flocculant liquid medicine into the mud-water separator, separating solid and clear liquid through flocculation and filter pressing, dehydrating the solid by using a low-temperature sludge drying machine to form peach gum base liquid sediment hazardous waste, and allowing the clear liquid to enter a secondary sewage treatment system for conventional treatment. The device can effectively separate the colloid sediment in the peach gum base solution fast, carries out comprehensive purification treatment to the peach gum base solution sewage, discharges and accords with the environmental protection requirement completely, has the characteristics of stable operation, high work efficiency and good economic benefits.

Description

Treatment method and treatment device for peach gum base solution sediment
Technical Field
The invention belongs to the technical field of colloid sludge treatment, and particularly relates to a treatment method and a treatment device for peach gum base solution sediments.
Background
Peach gum, also known as peach oil, peach butter and peach tears, is a resin secreted from the bark of peaches or prunus davidiana of Rosaceae, and mainly contains galactose, rhamnose, alpha-glucuronic acid, fat, protein and the like. The natural peach gum is naturally secreted by peach trees or generates wounds under the action of external force, and the relatively viscous liquid generates solids through sun drying and evaporation. The dried peach gum is crystalline and hard, has an amber appearance, has enough water solubility and proper viscosity, and can be soaked in clear water for more than ten hours to be foamed and softened to form a peach gum solution.
The products such as the peach gum solution can be used in a plurality of fields such as pharmaceutical preparations, printing protective plates, colored pencil leads, micro powder, ceramic applique, fireworks, art pigments, powder metallurgy, magnetic materials, cosmetics, edible processing, light industrial packaging and the like.
The peach gum treating process for artistic pigment includes cutting and crushing peach gum solid containing impurity, steam reaction in reactor, water and sodium silicate2O·nSiO2) Mixing in proportion to form liquid mixture, placing into a cooling tank, mixing with sodium hydroxide (also called caustic soda and caustic soda, chemical formula is NaOH), hydrogen peroxide (H)2O2) Aqueous solution of (a) mixing and stirring in proportion, standing to separate clear liquid for filling of art paint to form a product, filtering, and precipitating the remaining mixture to form a peach gum base solution containing a large amount of precipitated dregs.
Sediment dregs in the peach gum base solution is the discarded object, and a large amount of barks, sand, silk weave packing material cutting piece and other impurity can be sneaked into to this discarded object in the collection process, and these impurity are separated out in the technology processing in-process and are formed sediment dregs discarded object, because thoughtlessly have the peach gum liquid of stickness in this discarded object, and whole thick is difficult for doing. The traditional treatment method is to transport the solid waste to qualified refuse dump for landfill.
With the trend of the national environmental protection policy, the waste generated in the production process of art pigment is qualitatively dangerous waste, and the traditional landfill does not meet the environmental protection requirement; secondly, the wastewater of the peach gum base solution generated in the pigment production process has deep chromaticity and high concentration of organic pollutants, is organic wastewater with high concentration and poor biodegradability, can not completely treat colloid sediment by utilizing the conventional sewage treatment equipment, is easy to have various problems of poor flocculation effect, long treatment time, pipeline blockage, sludge pump damage, scrapping of a spiral shell stacking machine disc due to grit abrasion and the like, and even causes paralysis of an original sewage treatment system, so that the fine treatment of the peach gum solution sediment waste is increasingly emphasized.
Disclosure of Invention
The invention aims to provide a novel treatment method and a novel treatment device which can quickly and effectively separate sediments in peach gum base solution and comprehensively purify and treat peach gum base solution sewage.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the treatment method of the peach gum base solution sediment is characterized by comprising the following steps:
step one, dispensing, mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 0.5-2kg/m3Flocculating agent liquid medicine;
step two, flocculation, namely mixing the peach gum base solution and the flocculant liquid medicine prepared in the step one, and stirring to form clear flocculate and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid substance with the water content not more than 80%, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
and step four, drying, namely dehydrating the solid obtained in the step three until the water content is not more than 30% to form sediment hazardous waste.
The additional technical characteristics of the method for treating the peach gum base solution sediment further comprise:
in the first step, the second step and the third step, the working pressure is under the normal pressure condition, and the working temperature is between 5 and 45 ℃;
-in step one, the concentration of the cationic polyacrylamide in the flocculant liquid medicine is 1 to 1.5kg/m3
-in step two, the mixing time is not less than 6 seconds; in the third step, the working pressure of filter pressing is not lower than 0.2 MPa;
in the fourth step, a low-temperature sludge drying method is adopted, wherein the air supply temperature is 65-80 ℃, and the air return temperature is 48-56 ℃;
-in step three, the flocculating agent used by the secondary sewage treatment system is anionic polyacrylamide with the concentration of 0.07-0.11 kg/m3Or the flocculating agent used by the secondary sewage treatment system is polymerAluminum chlorohydrate with a concentration of 0.8-2.5kg/m3
The invention also provides a treatment device for peach gum base solution sediment for implementing the method, which structurally comprises a dosing machine, a mud-water separator and a low-temperature sludge drier which are connected through pipelines; the mud-water separator is connected with a sludge pump and is used for discharging the peach gum base solution into the mud-water separator; the dosing machine is connected with the medicine tank and the water tank and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into the mud-water separator; the sludge-water separator is used for flocculation and filter pressing, wherein solid matters are sent into the low-temperature sludge drying machine, and clear liquid is discharged into a secondary sewage treatment system; and the low-temperature sludge drying machine dehydrates the fixed objects to form sediment hazardous waste.
The dosing machine preferably adopts a full-automatic dosing machine; the mud-water separator preferably uses a flat plate type solid-liquid separator; the low-temperature sludge drier preferably uses a sludge low-temperature belt drier; in the working process, respectively injecting the sludge into a flocculation mixing tank of a flat plate type solid-liquid separator for mixing by using an anti-blocking spiral sludge pump and a self-sucking injection pump of a full-automatic dosing machine through valve regulation, wherein the flocculation mixing tank is provided with a fan blade stirring device with the power of 18 revolutions per minute and is stirred at a low speed;
the additional technical characteristics of the device for treating the peach gum base solution sediment further comprise:
the system comprises a PLC (programmable logic controller), a flow sensor arranged on a pipeline, a metering sensor arranged on a dosing machine and a temperature sensor arranged on a sludge drying machine, and is electrically connected with the dosing machine, a mud-water separator and the sludge drying machine;
the secondary sewage treatment system comprises an adjusting tank, a first settling tank, an HCR tank, a second settling tank, an air floatation machine, a clean water tank and a plurality of power pump bodies arranged on pipelines, wherein the adjusting tank is connected with a dosing machine and an aerator in sequence;
-the conditioning tank is connected to a process plant wastewater collection conduit.
Compared with the prior art, the treatment method and the treatment device for the peach gum base solution sediment have the following advantagesThe advantages are that: firstly, because the treatment method carries out comprehensive treatment by stages aiming at the base solution of the peach gum, aiming at effective separation of sediments in the base solution, the concentration of cationic polyacrylamide is put into the base solution and is 0.5-2kg/m3The flocculant liquid medicine realizes rapid flocculation, the flocculate after differentiation is filter-pressed and solidified, sediment hazardous waste with the water content not more than 30 percent is formed through drying and dehydration, and clear liquid is thoroughly purified through a secondary sewage treatment system, the whole process links are tightly connected, the operation is simple and convenient, and the economic benefit is good; secondly, the Cationic Polyacrylamide (CPAM) used as the flocculant in the treatment method is a linear high molecular compound, and has various active groups, so that the cationic polyacrylamide can be compatible with a plurality of substances and can form hydrogen bonds by adsorption, mainly flocculates colloid with negative charges, has the functions of turbidity removal, decoloration, adsorption, adhesion and the like, is particularly suitable for treating wastewater with higher organic colloid content, and is used for finely treating peach gum base solution sediments in pigment production, so that the purification degree is high, and the separation effect is obvious; thirdly, the device for implementing the method comprises a dosing machine, a mud-water separator and a low-temperature sludge drier which are connected through pipelines, wherein the dosing machine is used for preparing a flocculant liquid medicine, the mud-water separator is used for realizing the flocculation and filter-pressing processes of peach gum liquid, the low-temperature sludge drier is used for realizing the dehydration of a fixed object to form final peach gum sediment, the peach gum sediment separated from the peach gum base liquid is dangerous waste and is sent into an environment-friendly unit with qualification for treatment according to the recording sequence of the names of the dangerous waste, the clear liquid after filter-pressing is discharged into a secondary sewage treatment system for cyclic treatment, the device carries out hierarchical multi-layer purification on the peach gum base liquid, and particularly aims at thoroughly separating the peach gum sludge, the whole equipment has high working efficiency and safe and stable operation, the discharged water body completely meets the environment-friendly requirement, and has.
Drawings
FIG. 1 is a schematic structural view of a device for treating peach gum base solution sediments;
FIG. 2 is a schematic diagram of a water quality detection result of a treatment device for peach gum base solution sediments after the sediments are separated;
FIG. 3 is a schematic view of the water quality detection structure of the treatment device after secondary sewage treatment;
FIG. 4 is a diagram showing the change of appearance of the peach gum base solution in the process of carrying out the treatment method by the treatment apparatus.
Detailed Description
Fig. 1 is a schematic structural diagram of a peach gum base solution sediment treatment device according to the present invention, and a method and a device for treating peach gum base solution sediment according to the present invention are further explained with reference to specific embodiments as follows:
implement one
A method for treating peach gum base solution sediment comprises the following steps:
step one, dispensing, namely mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 1.5g/m3Flocculating agent liquid medicine; the steps are completed in a dosing machine 1, and the dosing machine 1 is connected with a medicine tank 11 and a water tank 12 and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into a mud-water separator 2;
step two, flocculation, wherein peach gum base solution is injected into the mud-water separator 2 through a sludge pump 21 and is mixed with the flocculant liquid medicine prepared in the step one, and the mixture is stirred and mixed for 6 seconds to form floc with clear differentiation and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid substance with the water content of 80 percent by using the mechanical pressure of 0.4MPa in a mud-water separator 2, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
the first to the third steps are carried out under the normal pressure condition, and the working temperature is 35 ℃;
and step four, drying, namely dehydrating the solid obtained in the step three to the water content of 30% at the mechanical air supply temperature of 70 ℃ and the return air temperature of 50 ℃ in the low-temperature sludge dryer 3 to form the sediment hazardous waste.
-further, in the third step, the flocculating agent used in the secondary sewage treatment system is anionic polyacrylamide with the concentration of 0.08kg/m3
The secondary sewage treatment system comprises an adjusting tank 4, a first settling tank 5, an HCR tank 6, a second settling tank 7, an air flotation machine 8, a clean water tank 9 and a plurality of power pump bodies 10 arranged on pipelines which are sequentially connected through pipelines, wherein the adjusting tank 4 is connected with a dosing machine 41 and an aerator 42 (a Roots blower);
the working process is as follows: and (3) feeding sewage (including clear liquid obtained in the step two and workshop wastewater, including washing wastewater of a pigment barrel, cleaning water of mechanical appliances in the pigment production process and the like) into the adjusting tank 4, adding a flocculating agent liquid medicine, removing suspended matters in the wastewater, and reducing the chromaticity. Then enters a primary sedimentation tank 5 through a lifting pump to precipitate and separate suspended matters in the wastewater, then enters an HCR tank 6 for aerobic biochemical treatment, decomposes pollutants into carbon dioxide and water under the action of aerobic bacteria, then automatically flows into a secondary sedimentation tank 7, and finally reaches the discharge standard after mud-water separation. And finally, primary air floatation treatment is arranged as a control process, and when the system fails, chemical agents are added to ensure that the wastewater reaches the standard and is discharged to a clean water tank 9.
In the working process of the equipment, the whole process is regulated by a PLC (programmable logic controller) 16, for example, a water flow signal fed back by a flow sensor 14 on a pipeline, a flocculant weight or volume signal fed back by a metering sensor 13 on a dosing machine 1, a low-temperature drying signal fed back by a temperature sensor 15 on a sludge drying machine 3 and the like are received, various power equipment such as the dosing machine (1, 41), a mud-water separator 2, the sludge drying machine 3, a sludge pump 21 and the like, valves on the pipeline, various component equipment of a secondary sewage treatment system and the like are regulated and controlled, and the PLC 16 is electrically connected with necessary electronic elements such as a data line, a power line, a sensor, an electromagnetic control valve and the like.
Example two
A method for treating peach gum base solution sediment comprises the following steps:
step one, dispensing, namely mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 0.8g/m3Flocculating agent liquid medicine; the steps are completed in a dosing machine 1, and the dosing machine 1 is connected with a medicine tank 11 and a water tank 12 and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into a mud-water separator 2;
step two, flocculation, wherein peach gum base solution is injected into the mud-water separator 2 through a sludge pump 21 and is mixed with the flocculant liquid medicine prepared in the step one, and the mixture is stirred and mixed for 10 seconds to form floc with clear differentiation and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid with the water content of 70 percent by using the mechanical pressure of 0.2MPa in a mud-water separator 2, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
the first to the third steps are carried out under the normal pressure condition, and the working temperature is 45 ℃;
and step four, drying, namely dehydrating the solid obtained in the step three to the moisture content of 15% at the mechanical air supply temperature of 65 ℃ and the return air temperature of 56 ℃ in the low-temperature sludge dryer 3 to form the sediment hazardous waste.
-further, in the third step, the flocculating agent used in the secondary sewage treatment system is anionic polyacrylamide with the concentration of 0.11kg/m3
The rest of the process is the same as the first embodiment;
EXAMPLE III
A method for treating peach gum base solution sediment comprises the following steps:
step one, dispensing, namely mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 2g/m3Flocculating agent liquid medicine; the steps are completed in a dosing machine 1, and the dosing machine 1 is connected with a medicine tank 11 and a water tank 12 and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into a mud-water separator 2;
step two, flocculation, wherein peach gum base solution is injected into the mud-water separator 2 through a sludge pump 21 and is mixed with the flocculant liquid medicine prepared in the step one, and the mixture is stirred and mixed for 8 seconds to form floc with clear differentiation and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid substance with the water content of 75% by using mechanical pressure of 0.35MPa in a mud-water separator 2, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
the first to the third steps are carried out under the normal pressure condition, and the working temperature is 25 ℃;
and step four, drying, namely dehydrating the solid obtained in the step three to the water content of 10% at the mechanical air supply temperature of 75 ℃ and the return air temperature of 50 ℃ in a low-temperature sludge dryer 3 to form the sediment hazardous waste.
Further, in the third step above,the flocculating agent used by the secondary sewage treatment system is anionic polyacrylamide with the concentration of 0.07kg/m3
The rest of the process is the same as the first embodiment;
example four
A method for treating peach gum base solution sediment comprises the following steps:
step one, dispensing, namely mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 0.8g/m3Flocculating agent liquid medicine; the steps are completed in a dosing machine 1, and the dosing machine 1 is connected with a medicine tank 11 and a water tank 12 and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into a mud-water separator 2;
step two, flocculation, wherein peach gum base solution is injected into the mud-water separator 2 through a sludge pump 21 and is mixed with the flocculant liquid medicine prepared in the step one, and the mixture is stirred and mixed for 7 seconds to form floc with clear differentiation and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid with the water content of 70 percent by using the mechanical pressure of 0.2MPa in a mud-water separator 2, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
the first to the third steps are carried out under the condition of normal pressure and at the working temperature of 30 ℃;
and step four, drying, namely dehydrating the solid obtained in the step three to the moisture content of 15% at the mechanical air supply temperature of 65 ℃ and the return air temperature of 48 ℃ in the low-temperature sludge dryer 3 to form the sediment hazardous waste.
Further, in the third step, the flocculating agent used by the secondary sewage treatment system is polyaluminium chloride with the concentration of 2.2kg/m3
The rest of the process is the same as the first embodiment;
EXAMPLE five
A method for treating peach gum base solution sediment comprises the following steps:
step one, dispensing, namely mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 1g/m3Flocculating agent liquid medicine; the steps are completed in a dosing machine 1, and the dosing machine 1 is connected with a medicine tank 11 and a water tank 12 and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into a mud-water separator 2Internal;
step two, flocculation, wherein peach gum base solution is injected into the mud-water separator 2 through a sludge pump 21 and is mixed with the flocculant liquid medicine prepared in the step one, and the mixture is stirred and mixed for 10 seconds to form floc with clear differentiation and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid substance with the water content of 75% by using mechanical pressure of 0.25MPa in a mud-water separator 2, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
the first to the third steps are carried out under the normal pressure condition, and the working temperature is 40 ℃;
and step four, drying, namely dehydrating the solid obtained in the step three to the water content of 20% at the mechanical air supply temperature of 70 ℃ and the return air temperature of 55 ℃ in the low-temperature sludge dryer 3 to form the sediment hazardous waste.
Further, in the third step, the flocculating agent used by the secondary sewage treatment system is polyaluminium chloride with the concentration of 1.5kg/m3
The rest of the process is the same as the first embodiment;
in the actual implementation process of a factory, the device operates stably, the sediment separation effect is good, sewage treatment and purification are thorough, the discharge meets the environmental protection standard, and the detection data of the operation is as shown in figure 2:
after the early-stage (sediment separation) treatment, the effluent reaches the secondary standard of GB8978-1996 integrated wastewater discharge standard.
In the secondary sewage treatment system, the clear liquid obtained after the earlier-stage sediment separation in the five embodiments is mixed with the workshop wastewater again, and the inlet water quality is averaged because the fluctuation of parameters of the workshop wastewater is large. The overall purification detection data is shown in fig. 3, and the appearance condition of the peach gum base solution treatment process is shown in fig. 4.

Claims (10)

1. The treatment method of the peach gum base solution sediment is characterized by comprising the following steps:
step one, dispensing, mixing water and cationic polyacrylamide to prepare the mixture with the concentration of 0.5-2kg/m3Flocculating agent liquid medicine;
step two, flocculation, namely mixing the peach gum base solution and the flocculant liquid medicine prepared in the step one, and stirring to form clear flocculate and clear liquid;
step three, filter pressing, namely filter pressing the flocculate obtained in the step two into a solid substance with the water content not more than 80%, and sending the clear liquid obtained in the step two into a secondary sewage treatment system;
and step four, drying, namely dehydrating the solid obtained in the step three to be not more than 30% to form sediment hazardous waste.
2. The method for treating the peach gum base solution sediments as claimed in claim 1, which is characterized in that: in the first step, the second step and the third step, the working pressure is under the normal pressure condition, and the working temperature is between 5 and 45 ℃.
3. The method for treating the peach gum base solution sediments as claimed in claim 1, which is characterized in that: in the first step, the concentration of the cationic polyacrylamide in the flocculant liquid medicine is 1 to 1.5kg/m3
4. The method for treating the peach gum base solution sediments as claimed in claim 3, which is characterized in that: in the second step, the stirring and mixing time is not less than 6 seconds; in the third step, the working pressure of the filter pressing is not lower than 0.2 MPa.
5. The method for treating the peach gum base solution sediments as claimed in claim 1, which is characterized in that: in the fourth step, a low-temperature sludge drying method is adopted, wherein the air supply temperature is 65-80 ℃, and the return air temperature is 48-56 ℃.
6. The method for treating the peach gum base solution sediments as claimed in claim 1, which is characterized in that: in the third step, the flocculating agent used by the secondary sewage treatment system is anionic polyacrylamide with the concentration of 0.07-0.11 kg/m3Or the flocculating agent used by the secondary sewage treatment system is polyaluminium chloride, and the concentration of the flocculating agent is 0.8-2.5kg/m3
7. The utility model provides a processing apparatus of peach gum base solution sediment which characterized in that: the treatment method for implementing the peach gum base solution sediments of claims 1-7, which structurally comprises a dosing machine, a mud-water separator and a low-temperature sludge drier which are connected through pipelines; the mud-water separator is connected with a sludge pump and is used for discharging the peach gum base solution into the mud-water separator; the dosing machine is connected with the medicine tank and the water tank and is used for preparing flocculant liquid medicine and injecting the flocculant liquid medicine into the mud-water separator; the sludge-water separator is used for flocculation and filter pressing, wherein solid matters are sent into the low-temperature sludge drying machine, and clear liquid is discharged into a secondary sewage treatment system; and the low-temperature sludge drying machine dehydrates the fixed objects to form sediment hazardous waste.
8. The apparatus for treating peach gum base solution sediments as claimed in claim 8, wherein: the system comprises a PLC, wherein the PLC is connected with a flow sensor arranged on a pipeline, a metering sensor arranged on a dosing machine and a temperature sensor arranged on a sludge drying machine, and is electrically connected with the dosing machine, a mud-water separator and the sludge drying machine.
9. The apparatus for treating peach gum base solution sediments as claimed in claim 8, wherein: the secondary sewage treatment system comprises an adjusting tank, a first settling tank, an HCR tank, a second settling tank, an air floatation machine, a clean water tank and a plurality of power pump bodies arranged on the pipeline, wherein the adjusting tank is connected with a dosing machine and an aerator.
10. The apparatus for treating peach gum base solution sediments as claimed in claim 9, wherein: the adjusting tank is connected with a collecting pipeline of the wastewater in the processing workshop.
CN202010607486.0A 2020-06-30 2020-06-30 Treatment method and treatment device for peach gum base solution sediment Pending CN111606404A (en)

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Title
全国勘察设计注册工程师环保专业管理委员会等: "《注册环保工程师专业考试复习教材 第三版 第1分册》", 中国环境科学出版社, pages: 358 - 360 *

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