DE212018000007U1 - Integrated, energy-efficient water treatment plant - Google Patents

Abstract

An integrated, energy efficient water treatment plant, characterized by comprising a domestic wastewater pretreatment module, an industrial wastewater pretreatment module, and a mixing treatment module; wherein the domestic wastewater pretreatment module comprises a grate well, an oil separation basin, an integrated equalization basin, an anaerobic basin, an oxidation basin, and a sedimentation basin, all sequentially interconnected via a sewer, wherein the pretreatment module for industrial wastewater comprises a sand trap, a surge tank, a coagulation basin, a flocculation basin, a flotation basin and a pre-thickener, all of which are sequentially interconnected sequentially via a sewer wherein the mixing treatment module comprises a middle pool, a sand filter tank, a carbon filter tank, an ultrafiltration device and a reverse osmosis device and the like; mfasst, all of which are connected to each other sequentially through a sewer, the sedimentation tank is connected to the central pool, the anaerobic pool, the oxidation basin and the sedimentation are connected via a mud tube with the pre-thickener throughout, the reverse osmosis device a fresh water outlet and a waste water outlet, wherein the fresh water outlet is continuously connected to a recycling water tank via a pipe, the waste water outlet being continuously connected to a waste tank via a pipe, the ultrafiltration device and the waste water tank being connected to the balance tank through a waste water return pipe respectively; Flotationsbecken comprises a water outlet of the flotation basin and a waste water outlet of the flotation basin, wherein the pre-thickener a water outlet of the pre-thickener and a The waste water outlet of the pre-thickener comprises the water outlet of the flotation basin and the water outlet of the pre-thickener, which are connected to the integrated equalization basin via a sewer pipe, whereby the waste water outlet of the flotation basin is continuously connected to the pre-thickener via a sludge pipe, wherein the wastewater outlet of the pre-thickener is connected via a A stirring mechanism is provided at the bottom of the equalizing basin, at the bottom of the coagulation basin, at the bottom of the flocculation basin, at the bottom of the integrated equalization basin and at the bottom of the anaerobic basin, with an aerator being provided at the bottom of the oxidation basin wherein the aerator is connected through a pipe with the fan provided on the outer wall of the oxidation basin throughout, wherein the coagulation tank a sodium hydroxide dosing and a PAC dosing au wherein the sodium hydroxide dosing port is connected to a sodium hydroxide dosing vessel, the PAC dosing port being connected to a PAC dosing vessel, the flocculation basin having a PAM dosing port, the PAM dosing port being connected to a PAM dosing vessel; wherein a gas tank is disposed on the outer wall of the flotation basin, which serves to direct gas into the flotation basin, and further comprising a controller, the filter press, the stirring mechanism, the fan, the solenoid valve of the sodium hydroxide dosing tank, the solenoid valve of the PAC Metering, the solenoid valve of the PAM metering container and the gas tank are each electrically connected to the controller.

Description

Field of the invention

The present invention relates to the technical field of wastewater recycling, and more particularly to a plant by which industrial and domestic effluents can be integrated.

State of the art

Water is one of the most valuable natural resources of humanity and an indispensable and important resource for the survival of man and all living things. China has large water resources. However, China has a large population, so that the per capita share of water is still extremely unfavorable. Even more worrying is that these limited water resources still have different levels of pollution and, in some places, even serious water pollution.

The electronics industry produces a large amount of domestic wastewater and industrial wastewater during the production process. The composition of the wastewater is relatively complicated. If the effluents are discharged directly without treatment, this will cause severe pollution of surface waters. Highly toxic wastewater can lead to the dying of aquatic animals and plants and even their extinction. In addition, industrial and domestic effluents can reach the subsoil contaminating groundwater and thus crops, ultimately leading to damage to human health and the environment.

At present, the treatment of industrial waste water and domestic wastewater in enterprises is relatively independent, which means that the treatment costs are relatively high and represent a major economic burden on businesses. In addition, the treatment methods used are crude and can not meet the emission standards for industrial and domestic effluents.

Object of the invention

In view of the problems existing in the prior art, the present invention provides an integrated, energy-efficient water treatment plant in which the industrial wastewater and domestic effluent arising simultaneously during the production process are treated together, the efficiency of the water treatment and the discharge rate at the discharge of wastewater increase the cost of water treatment and relieve the burden on businesses. This is economical and practical.

In order to solve the above technical problems, a technical solution according to the present invention as described below is proposed. An integrated energy-efficient water treatment plant according to the invention comprises a domestic waste water pretreatment module, an industrial waste water pretreatment module, and a mixing treatment module.

The domestic wastewater pre-treatment module includes a grate well, an oil separation basin, an integrated equalization basin, an anaerobic basin, an oxidation basin and a sedimentation basin, all sequentially interconnected via a sewer line, the pretreatment module for industrial effluent comprising a sand trap, a surge tank, a coagulation basin, a flocculation basin, a flotation basin and a pre-thickener, all sequentially interconnected via a sewer, the mixing treatment module comprising a central pool, a sand filter tank, a carbon filter tank, an ultrafiltration device and a reverse osmosis device, all sequentially via a sewer connected to each other throughout, wherein the sedimentation tank is connected to the central pool of water throughout, with the anaerobic basin, the oxidation basin and d the sedimentation tanks are connected to the pre-thickener via a sludge pipe in each case, wherein the recirculation unit comprises a fresh water outlet and a waste water outlet, the fresh water outlet being continuously connected to a recycling water tank via a pipe, the waste water outlet being continuously connected to a waste water tank via a pipe the ultrafiltration device and the waste water tank are connected to the equalizing tank in each case via a waste water return line.

The flotation basin comprises a flotation basin water outlet and a flotation basin waste water outlet, the pre-thickener comprising a pre-thickener water outlet and a pre-thickener waste water outlet, the water outlet of the flotation basin and the water outlet of the pre-thickener being connected to the integrated equalization basin via a sewer pipe, respectively the waste water outlet of the flotation basin is continuously connected to the pre-thickener via a sludge pipe, the waste water outlet of the pre-thickener being continuously connected to a filter press via a sludge pipe.

At the bottom of the equalization tank, at the bottom of the coagulation tank, at the bottom of the flocculation basin, at the bottom of the integrated equalization tank and at the bottom of the anaerobic tank a stirring mechanism is provided, wherein an aerator is provided at the bottom of the oxidation tank, wherein the aerator via a pipe with the connected fan is continuously connected to the outer wall of the oxidation basin.

The coagulation tank has a sodium hydroxide metering port and a PAC metering port, the sodium hydroxide metering port being connected to a sodium hydroxide metering vessel, the PAC metering port being connected to a PAC metering vessel, the flocculation basin having a PAM metering port the PAM metering orifice is connected to a PAM dosing tank.

A gas tank is located on the outer wall of the flotation basin, which serves to direct gas into the flotation basin.

Further, in the present invention, a controller is provided wherein the filter press, the stirring mechanism, the fan, the sodium hydroxide dosing tank solenoid valve, the PAC dosing tank solenoid valve, the PAM dosing tank solenoid valve and the gas tank are each electrically connected to the controller ,

Furthermore, the water outlet of the filter press is connected through a pipe with the integrated equalization tank throughout.

Furthermore, a pH meter for detecting the prevailing in the compensation pool pH value is provided in the compensation basin, wherein the pH meter is electrically connected to the controller.

Further, a soil removal mechanism is disposed above the flotation basin, the soil removal mechanism comprising a soil removal plate, a drive chain attaching the soil removal plate, and a drive mechanism driving the drive chain to move, the drive mechanism being electrically connected to the controller.

Further, the gas tank includes a gas inlet and a water inlet, wherein the water inlet of the gas tank is connected via a pipeline to the recycling water tank, wherein the gas inlet of the gas tank is connected to a high-pressure gas source.

Further, a PVDF ultrafiltration membrane is provided in the ultrafiltration device.

Further, a reverse osmosis arrangement is provided in the reverse osmosis apparatus, wherein a polypropylene membrane, a cellulose acetate membrane and an aramid membrane overlap successively (flow direction), wherein the pore diameters at the surface of the polypropylene membrane are in the range of 100 nm to 200 nm, with pore diameters at the surface the cellulose acetate membrane are in the range of 8 nm to 10 nm, wherein the pore diameters at the surface of the aramid membrane in the range of 0.5 nm to 1.5 nm.

Further, a conical sand trap is disposed in the sand trap, wherein the outer peripheral surface of the sand trap is provided with a plurality of filter holes having different diameters, wherein the upper opening of the sand trap is connected to the sewer continuously, the lower conical opening of the sand trap over a sludge pipe is continuously connected to the pre-thickener, wherein a bottom portion of the sand trap, which is located on any side of the sand trap, is connected via a sewer pipe with the coagulation tank throughout.

Furthermore, the sand trap is made of acid and alkali resistant material.

Further, the pore diameters of the filter holes are in the range of 0.01 cm to 0.1 cm.

1. 1. Die Erfindung umfasst ein Vorbehandlungsmodul für häusliches Abwasser, ein Vorbehandlungsmodul für Industrieabwasser und ein Mischbehandlungsmodul. Die während des Produktionsprozesses entstehenden Industrieabwässer und häuslichen Abwässer werden zusammen behandelt, um zu gewährleisten, dass in dem abgeleiteten Wasser der CSB-Wert ≤ 500 mg/l ist, die Trübung < 1 NTU bis 2 NTU ist, die Chromatizität < 5 ist, der pH-Wert zwischen 6 und 8 liegt und die Ammoniakkonzentration und die Phosphatkonzentration beide 0 betragen.
2. 2. In der vorliegenden Erfindung wird bei den Abfallflüssigkeiten und Abfallrückständen durch Verwendung des Vorbehandlungsmoduls für häusliches Abwasser, des Vorbehandlungsmoduls für Industrieabwasser und des Mischbehandlungsmoduls eine Null-Emission erreicht, wobei zwischen dem Vorbehandlungsmodul für häusliches Abwasser, dem Vorbehandlungsmodul für Industrieabwasser und dem Mischbehandlungsmodul eine durch gegenseitige Überschneidung gekennzeichnete Behandlung erfolgt. Dadurch wird eine Erhöhung der Emissionsstandards für Abwässer erreicht.
3. 3. In der vorliegenden Erfindung ist eine Umkehrosmoseanordnung in der Umkehrosmosevorrichtung vorgesehen, wobei sich eine Polypropylenmembran, eine Celluloseacetatmembran und eine Aramidmembran sequentiell (in Flussrichtung) überlagern, um so Mikroorganismen, Kolloide und organische Stoffe im Wasser wirksam zu entfernen.
4. 4. In der vorliegenden Erfindung ist ein kegelförmiges Sandfangbecken im Sandfang angeordnet, wobei die äußere Umfangsfläche des Sandfangbeckens mit mehreren Filterlöchern, die unterschiedliche Durchmesser aufweisen, versehen ist, wobei das Abwasser in das kegelförmige Sandfangbecken hineinfließt und in einer Wirbelbewegung nach unten gezogen wird, wobei die großen Partikel im Wasser durch die Filterlöcher aufgefangen werden und im Sandfangbecken verbleiben, wodurch die Klarheit des Abwassers nach dem Passieren des Sandfangs verbessert wird.
5. 5. Bei der vorliegenden Erfindung ist die Anordnung der Aufbereitungsanlage sinnvoll gestaltet und der Prozessablauf verläuft reibungslos, um somit einen langzeitstabilen Betrieb der Aufbereitungsanlage und die Erfüllung der Emissionsstandards für Abwässer zu gewährleisten.

The following describes the advantageous effects of the present invention:

1. 1. The invention comprises a domestic waste pretreatment module, a pretreatment module for industrial wastewater, and a mixing treatment module. The industrial effluents and domestic effluents produced during the production process are treated together to ensure that in the discharged water the COD value is ≤ 500 mg / l, the turbidity is <1 NTU to 2 NTU, the chromaticity is <5, the pH is between 6 and 8 and the ammonia concentration and the phosphate concentration are both 0.
2. 2. In the present invention, the waste liquids and wastes are achieved by using the domestic wastewater pretreatment module, the industrial wastewater pretreatment module, and the mixing treatment module zero emissions, between the domestic wastewater pretreatment module, the industrial wastewater pretreatment module, and the mixing treatment module mutual overlap characterized treatment he follows. This will increase the emission standards for wastewater.
3. 3. In the present invention, there is provided a reverse osmosis arrangement in the reverse osmosis apparatus wherein a polypropylene membrane, a cellulose acetate membrane, and an aramid membrane sequentially overlap (flow) so as to effectively remove microorganisms, colloids, and organics in the water.
4. 4. In the present invention, a conical sand trap is disposed in the sand trap, wherein the outer peripheral surface of the sand trap is provided with a plurality of filter holes having different diameters, wherein the waste water flows into the conical sand trap and is pulled down in a swirling motion the large particles in the water are caught by the filter holes and remain in the sand trap, thereby improving the clarity of the waste water after passing the sand trap.
5. 5. In the present invention, the arrangement of the treatment plant is designed meaningful and the process flow runs smoothly, thus ensuring a long-term stable operation of the treatment plant and the fulfillment of the emission standards for wastewater.

list of figures

• 1 ein schematisches Strukturdiagramm der Verfahrensausrüstung gemäß der vorliegenden Erfindung,
• 2 eine schematische Ansicht des Aufbaus des Sandfangs gemäß der vorliegenden Erfindung, und
• 3 ein schematisches Diagramm des Steuerungsprinzips gemäß der vorliegenden Erfindung.

The drawings used to illustrate an embodiment show:

• 1 a schematic structural diagram of the process equipment according to the present invention,
• 2 a schematic view of the structure of the sand trap according to the present invention, and
• 3 a schematic diagram of the control principle according to the present invention.

Detailed description of the embodiment

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings, so that the advantages and features of the present invention will be readily apparent to those skilled in the art and the scope of the present invention will be more clearly defined.

Exemplary embodiment: The 1 to 3 show an integrated, energy-efficient water treatment plant that includes a domestic wastewater pre-treatment module, a pre-treatment module for industrial wastewater, and a mixed treatment module.

The domestic wastewater pretreatment module includes a grate well 1, an oil separation basin 2 , an integrated equalization basin 3 , an anaerobic pelvis 4 , an oxidation basin 5 and a sedimentation basin 6 all of which are sequentially interconnected via a sewer; the pretreatment module for industrial wastewater is a sand trap 7 , a balancing pool 8, a coagulation basin 9 , a flocculation basin 10 , a flotation tank 11 and a pre-thickener 12 which are all sequentially connected to each other sequentially via a sewer, the mixing treatment module being a central water basin 13 , a sand filter container 14 , a carbon filter tank 15 , an ultrafiltration device 16 and a reverse osmosis device 17, all of which are sequentially connected to each other sequentially via a sewer line, the sedimentation basin 6 having the central water basin 13 is continuously connected, wherein the anaerobic basin, the oxidation basin and the sedimentation are connected through a sludge pipe with the pre-thickener throughout, wherein the reverse osmosis device 17 a fresh water outlet and a waste water outlet, wherein the fresh water outlet via a pipe with a recycling water tank 19 is consistently connected, the waste water outlet via a pipeline with a waste water tank 20 is connected throughout, wherein the ultrafiltration device 16 and the waste water tank 20 are continuously connected via a waste water return line to the equalization tank.

The flotation basin 11 comprises a water outlet of the flotation basin and a waste water outlet of the flotation basin, the pre-thickener 12 a water outlet of the pre-thickener and a waste water outlet of the pre-thickener, wherein the water outlet of the flotation basin and the water outlet of the pre-thickener are connected to the integrated equalization tank 3 via a sewer pipe, wherein the waste water outlet of the flotation basin via a sludge pipe with the pre-thickener 12 is consistently connected, wherein the waste water outlet of the pre-thickener via a sludge pipe with a filter press 18 is consistently connected.

At the bottom of the equalization tank, at the bottom of the coagulation tank, at the bottom of the flocculation tank, at the bottom of the integrated equalization tank and at the bottom of the anaerobic tank is a stirring mechanism 21 provided with an aerator at the bottom of the Oxidation is provided, wherein the aerator is connected via a pipe with the provided on the outer wall of the oxidation tank fan 22 throughout.

The coagulation tank has a sodium hydroxide metering port and a PAC metering port, the sodium hydroxide metering port being connected to a sodium hydroxide metering vessel 23, the PAC metering port being connected to a PAC metering vessel 24 wherein the flocculation basin has a PAM metering orifice, the PAM metering orifice being connected to a PAM metering vessel 25.

A gas tank 26 is on the outside wall of the flotation basin 11 which serves to channel gas into the flotation basin.

Further, in the invention, a controller 27 provided, wherein the filter press, the stirring mechanism, the fan, the solenoid valve of the sodium hydroxide dosing, the solenoid valve of the PAC dosing, the solenoid valve of the PAM dosing and the gas tank are each electrically connected to the controller.

Furthermore, the water outlet of the filter press is connected through a pipe with the integrated equalization tank throughout.

Furthermore, a pH meter 28 for detecting the prevailing in the compensation pool pH value is provided in the compensation basin, wherein the pH meter 28 electrically connected to the controller 27 connected is.

Further, a soil removal mechanism is disposed above the flotation basin, the soil removal mechanism comprising a soil removal plate, a drive chain attaching the soil removal plate, and a drive mechanism driving the drive chain to move, the drive mechanism being electrically connected to the controller.

Further, the gas tank includes a gas inlet and a water inlet, wherein the water inlet of the gas tank is connected via a pipeline to the recycling water tank, wherein the gas inlet of the gas tank is connected to a high-pressure gas source.

Further, a PVDF ultrafiltration membrane is provided in the ultrafiltration device.

Further, a reverse osmosis arrangement is provided in the reverse osmosis apparatus, wherein a polypropylene membrane, a cellulose acetate membrane and an aramid membrane overlap successively (flow direction), wherein the pore diameters at the surface of the polypropylene membrane are in the range of 100 nm to 200 nm, with pore diameters at the surface the cellulose acetate membrane are in the range of 8 nm to 10 nm, wherein the pore diameters at the surface of the aramid membrane in the range of 0.5 nm to 1.5 nm.

There is also a conical sand trap 29 in the sand trap 7 arranged, the outer peripheral surface of the sand trap 29 is provided with a plurality of filter holes having different diameters, wherein the upper opening of the sand trap 29 is continuously connected to the sewer, the lower conical opening of the sand trap 29 is continuously connected via a sludge pipe with the pre-thickener, wherein a bottom portion of the sand trap, which is located on any side of the sand trap, is connected through a sewer pipe with the coagulation tank throughout.

Furthermore, the sandpit 29 Made of acid and alkali resistant material.

Further, the pore diameters of the filter holes are in the range of 0.01 cm to 0.1 cm.

The following describes the working principle or the working process:

Firstly, domestic wastewater is introduced via the sewer line one after the other into the grate well and into the oil separation basin for removal of macromolecular particles and oils in the water, then the domestic wastewater is introduced into the integrated equalization tank to adjust the pH of the water, then Introduce the domestic wastewater successively into the anaerobic basin, the oxidation basin and the sedimentation basin to remove waterborne organic matter and small molecular suspended matter, limit chemical oxygen demand (COD), remove particulate matter and reduce nitrogen and phosphorus levels. On the other hand, industrial wastewater is introduced via the sewer pipe one after the other into the sand trap, the equalization tank, the coagulation tank, the flocculation tank, the flotation tank and the pre-thickener for the removal of macromolecular particles, suspended solids, oils, etc. from the water. The domestic wastewater in the sedimentation tank and the industrial waste water located in the pre-thickener are both introduced into the middle pool, then the two are sequentially introduced into the sand filter, charcoal filter, ultrafiltration device and reverse osmosis device to further reduce small molecular contaminants such as microorganisms, colloids and to remove organic matter in the water, thereby effectively cleaning the wastewater and ensuring compliance with wastewater emission standards.

In this case, the sediments deposited in the anaerobic basin, in the oxidation basin and in the sedimentation basin are introduced into the pre-thickener via the sludge pipe, the floating waste residues collecting in the flotation basin also being introduced into the pre-thickener, the waste liquids formed in the flotation basin, in the pre-thickener and in the filter press be introduced via the sewer pipe into the integrated equalization tank, wherein the wastewater contained in the ultrafiltration device and in the waste water tank are also introduced into the equalization tank to achieve a zero emission during the treatment process of the plant in the waste liquids and waste residues.

In summary, the present invention relates to an integrated, energy efficient water treatment plant comprising a domestic wastewater pretreatment module, an industrial wastewater pretreatment module, and a mixing treatment module, wherein the domestic wastewater treatment module includes a grate well, an oil separation basin, an integrated equalization basin, an anaerobic basin, an oxidation basin and a sedimentation basin, wherein the industrial wastewater pretreatment module comprises a sand trap, equalization basin, coagulation basin, flocculation basin, flotation basin and pre-thickener, the mixing treatment module comprising a central pool, a sand filter tank, a carbon filter tank, an ultrafiltration device and a reverse osmosis device the sedimentation basin is continuously connected to the middle water basin, the anaerobic basin, the oxidation basin and the sedim Entationsbecken are connected via a sludge pipe with the pre-thickener throughout, the ultrafiltration device and the waste water tank are connected in each case via a waste water return line with the compensation basin throughout. In the present invention, the industrial effluents and domestic effluents produced during the production process are treated together to increase the efficiency of water treatment and the rate of discharge of wastewater, and to reduce the cost of water treatment to relieve the burden on businesses. This is economical and practical.

The above description represents only one embodiment of the invention and is not intended to limit the scope of the protection claims. All equivalent constructions or equivalent methods, the modification of which or their direct or indirect application to other, related technical fields will become obvious to one skilled in the art based on the content of the description and the accompanying drawings of the present invention, are also subject matter of the present invention.

LIST OF REFERENCE NUMBERS

1

Grate Fountain

2

Ölabscheidebecken

3

integrated equalization tank

4

anaerobic pelvis

5

oxidation tanks

6

Sedimentationsbecken

7

sand trap

8th

balancing reservoir

9

Koagulationsbecken

10

flocculation

11

flotation

12

prethickener

13

middle pool of water

14

Sand filter container

15

Carbon filter tank

16

Ultrafiltration device

17

Reverse osmosis device

18

filter Press

19

Recycling water tank

20

Waste water tank

21

stirring mechanism

22

fan

23

Sodium hydroxide dosing

24

PAC dosing

25

PAM dosing

26

gas tank

27

control

28

pH meter

29

Sand trap basins

Claims (10)

An integrated, energy efficient water treatment plant, characterized by comprising a domestic wastewater pretreatment module, an industrial wastewater pretreatment module, and a mixing treatment module; wherein the domestic wastewater treatment module comprises a grate well, an oil separation basin, an integrated equalization basin, an anaerobic basin, an oxidation basin and a sedimentation basin, all sequentially interconnected via a sewer, the industrial wastewater pretreatment module comprising a grit trap Equalizing tank, a coagulation tank, a flocculation tank, a flotation tank and a pre-thickener, all of which are sequentially connected to each other via a sewer, the mixing treatment module comprises a central pool, a sand filter tank, a carbon filter tank, an ultrafiltration device and a reverse osmosis device, all via a Sewer are sequentially connected to each other continuously, the sedimentation tank is connected to the middle pool of water throughout, with the anaerobic tank, the Oxidationsbecke n and the sedimentation tank are connected via a sludge pipe with the pre-thickener throughout, wherein the reverse osmosis device comprises a fresh water outlet and a waste water outlet, the fresh water outlet is connected through a pipe with a recycling water tank throughout, the waste water outlet is connected through a pipe with a waste water tank throughout wherein the ultrafiltration device and the waste water tank are connected to the equalization tank in each case via a waste water return line; wherein the flotation basin comprises a water outlet of the flotation basin and a wastewater outlet of the flotation basin, the pre-thickener comprising a water outlet of the pre-thickener and a waste water outlet of the pre-thickener, the water outlet of the flotation basin and the water outlet of the pre-thickener being connected to the integrated equalization basin via a sewer pipe, wherein the waste water outlet of the flotation basin is continuously connected to the pre-thickener via a sludge pipe, the waste water outlet of the pre-thickener being continuously connected to a filter press via a sludge pipe; wherein at the bottom of the equalizing tank, at the bottom of the coagulation tank, at the bottom of the flocculation basin, at the bottom of the integrated balancing basin and at the bottom of the anaerobic basin each have a stirring mechanism is provided, wherein an aerator is provided at the bottom of the oxidation basin, wherein the aerator via a pipe with is continuously connected to the fan provided on the outer wall of the oxidation tank; wherein the coagulation tank has a sodium hydroxide metering port and a PAC metering port, the sodium hydroxide metering port being connected to a sodium hydroxide metering vessel, the PAC metering port being connected to a PAC metering vessel, the flocculation basin having a PAM metering port the PAM metering orifice is connected to a PAM dosing tank; wherein a gas tank is disposed on the outer wall of the flotation basin, which serves to direct gas into the flotation basin; further comprising a controller, wherein the filter press, the stirring mechanism, the fan, the sodium hydroxide dosing tank solenoid valve, the PAC dosing tank solenoid valve, the PAM dosing tank solenoid valve, and the gas tank are each electrically connected to the controller. Integrated, energy efficient water treatment plant according to Claim 1 , characterized in that the water outlet of the filter press is connected through a pipe with the integrated equalizing tank throughout. Integrated, energy efficient water treatment plant according to Claim 1 , characterized in that a pH meter for detecting the prevailing in the compensating tank pH value is provided in the compensation basin, wherein the pH meter is electrically connected to the controller. Integrated, energy efficient water treatment plant according to Claim 1 characterized in that a soil removal mechanism is disposed above the flotation basin, the soil removal mechanism comprising a soil removal plate, a drive chain securing the soil removal plate, and a drive mechanism driving the drive chain for movement, the drive mechanism being electrically connected to the controller. Integrated, energy efficient water treatment plant according to Claim 1 , characterized in that the gas tank comprises a gas inlet and a water inlet, wherein the water inlet of the gas tank is connected via a pipeline to the recycling water tank, wherein the gas inlet of the gas tank is connected to a high-pressure gas source. Integrated, energy efficient water treatment plant according to Claim 1 , characterized in that a PVDF ultrafiltration membrane is provided in the ultrafiltration device. Integrated, energy efficient water treatment plant according to Claim 1 , characterized in that a reverse osmosis arrangement is provided in the reverse osmosis device, wherein a polypropylene membrane, a cellulose acetate membrane and an aramid membrane are superimposed successively (in the flow direction), wherein the Pore diameters at the surface of the polypropylene membrane are in the range of 100 nm to 200 nm, wherein the pore diameters on the surface of the cellulose acetate membrane are in the range of 8 nm to 10 nm, wherein the pore diameters on the surface of the aramid membrane are in the range of 0.5 nm to 200 nm 1.5 nm. Integrated, energy efficient water treatment plant according to Claim 1 , characterized in that a conical sand trap is arranged in the sand trap, wherein the outer peripheral surface of the sand trap is provided with a plurality of filter holes having different diameters, wherein the upper opening of the sand trap is connected to the sewer continuously, the lower conical opening of the Sandbox is continuously connected via a mud tube with the pre-thickener, wherein a bottom portion of the sand trap, which is located on any side of the sand trap, is connected through a sewer pipe with the coagulation tank throughout. Integrated, energy efficient water treatment plant according to Claim 8 , characterized in that the sand trap is made of acid and alkali resistant material. Integrated, energy efficient water treatment plant according to Claim 8 , characterized in that the pore diameters of the filter holes are in the range of 0.01 cm to 0.1 cm.

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