CN203732964U - Integrated monitoring device for park enterprise drainage pipe network - Google Patents
Integrated monitoring device for park enterprise drainage pipe network Download PDFInfo
- Publication number
- CN203732964U CN203732964U CN201420069451.6U CN201420069451U CN203732964U CN 203732964 U CN203732964 U CN 203732964U CN 201420069451 U CN201420069451 U CN 201420069451U CN 203732964 U CN203732964 U CN 203732964U
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- Prior art keywords
- monitoring device
- integrated monitoring
- aqueduct
- enterprise
- transmission pipeline
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- Expired - Lifetime
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 64
- 239000010865 sewage Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000004891 communication Methods 0.000 claims abstract description 26
- 238000011282 treatment Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 230000003993 interaction Effects 0.000 claims abstract description 9
- 238000003149 assay kit Methods 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 229910001385 heavy metal Inorganic materials 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 239000002351 wastewater Substances 0.000 description 17
- 238000004458 analytical method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005070 sampling Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
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- Y02P90/04—
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- Y02P90/18—
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- Y02P90/22—
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- Y02P90/28—
Landscapes
- Sewage (AREA)
Abstract
The utility model provides an integrated monitoring device used for a park enterprise drainage pipe network. The integrated monitoring device comprises a water transmission pipeline arranged at the enterprise end, a flowmeter arranged on the water transmission pipeline, a control valve arranged on the water transmission pipeline for controlling the water flow, a check valve arranged on the water transmission pipeline, an automatic sampler in bypass connection with the water transmission pipeline, a water quality analyzer connected at the downstream of the automatic sampler, and a controller acquiring monitoring data and carrying out control on various instruments, meters and valves, wherein the inlet end of the water transmission pipeline is connected with a drainage end of a sewage discharge enterprise; the outlet end of the water transmission pipeline is connected with a sewage collection pipe network of a sewage treatment plant; and the controller is provided with a man-machine interaction interface and a display device. The integrated monitoring device also comprises a remote control device arranged inside a park central control room and a communication device providing communication between the controller and the remote control device.
Description
Technical field
The utility model relates to a kind of supervising device, particularly a kind of for monitoring the supervising device of the enterprise's sewage discharge situation in industrial park.
Background technology
Conventionally,, in China, industrial park is as the new focus of Regional Economic Development, prosperity is got up like the mushrooms after rain, but along with increasing sharply of industrial park quantity, the environmental problem that garden produces and life brings is also more and more obvious, and particularly water environment pollution problem is very serious.Domestic industry garden at present adopts centralized wastewater treatment pattern to process waste water in garden, be waste water that in garden, enterprise produces first through being built voluntarily and the pretreatment unit of operational management by enterprise, enter the concentrated wastewater treatment in garden through garden internal drainage pipe network.In the operation chain of this water treatment, the head end of garden enterprise in operation chain, the Waste Water Centralized that different enterprises produce enters and concentrates sewage treatment plant to process in the aqueduct of garden, this mixing mode caused enterprise wastewater not qualified discharge problem be difficult to define, increased the difficulty of pollutant discharge of enterprise expense reasonable fee.In addition, sewage treatment plant, in least significant end, lacks allotment, controls the ability of intaking.In the time of garden appearance of enterprise discharge beyond standards waste water, likely can cause serious impact to the biochemical system in sewage disposal device, cause follow-up industrial waste water to concentrate sewage treatment facility intractability to increase, thereby the water pollution control of Ye Huigei industrial park and water resource recycling are brought huge obstacle, and technique biochemical system is very easily impacted, even can cause biochemical processing process collapse.
Therefore, need a kind of effectively sewage supervising device, enter before sewage treatment plant is concentrated in garden and just can obtain control and the early warning of the water yield and water quality at sewage, thereby avoid the impact to the normal operational system of Sewage Plant, ensured Sewage Plant stable operation and processed water qualified discharge.
Utility model content
The purpose of this utility model is to solve the aforementioned problems in the prior, and enterprise's drainage pipeline networks integrated monitoring device in a kind of garden is provided.This supervising device can enter before sewage treatment plant is concentrated in garden and just obtain control and the early warning of the water yield and water quality at sewage, thereby avoids the impact to the normal operational system of Sewage Plant, has ensured Sewage Plant stable operation and has processed water qualified discharge.
According to first aspect of the present utility model, a kind of integrated monitoring device for garden enterprise drainage pipeline networks is provided, this integrated monitoring device comprises: the aqueduct that is installed on enterprises end, the entrance point of this aqueduct is connected to the discharge ends of sewage discharge enterprise, and the endpiece of this aqueduct is connected to the sewage collecting pipe network of sewage treatment plant; Be arranged on the flowmeter on described aqueduct; Be arranged on the operation valve that current are controlled on described aqueduct; Be arranged on the non-return valve on described aqueduct; Bypass is connected to the automatic sampler of described aqueduct; Be connected to the Water Test Kits in described automatic sampler downstream; And the controller that gathers Monitoring Data and can control each instrument, instrument and valve.
According to second aspect of the present utility model, in described integrated monitoring device, described controller can be provided with human-computer interaction interface and for showing the reading of each instrument, instrument and the display device of duty.
According to the third aspect of the present utility model, according in the integrated monitoring device of second aspect, described integrated monitoring device can comprise the remote control being arranged in garden Central Control Room.
According to fourth aspect of the present utility model, in described integrated monitoring device, described integrated monitoring device is also included as the communication device that communication is provided between described controller and remote control.
According to the 5th aspect of the present utility model, according in the integrated monitoring device of fourth aspect, the communication interface of described communication device can be wireline interface and/or wave point.
According to the 6th aspect of the present utility model, in described integrated monitoring device, described integrated monitoring device also comprises and is arranged on enterprise's draining is carried out to pH, temperature and electricity that pH value, temperature and conductivity measure lead probe on aqueduct.
According to the 7th aspect of the present utility model, on described aqueduct, artificial sample mouth can also be set.
According to eight aspect of the present utility model, in described integrated monitoring device, the Water Test Kits of described integrated monitoring device can be including but not limited to heavy metal analyser, and described operation valve can be motorized valve.
According to the 9th aspect of the present utility model, in described integrated monitoring device, the entrance point of described aqueduct and endpiece all can have the variable interface arrangement of caliber.
According to the tenth aspect of the present utility model, described integrated monitoring device has the containment vessel of heat insulation function, and described display device and human-computer interaction interface are arranged on described containment vessel outside.
According to the tenth one side of the present utility model, described integrated monitoring device can also have the communication module that carries out communication with portable intelligent terminal, and this communication module is at least one in bluetooth, NFC, infrared ray, Wifi communication module.
According to the 12 aspect of the present utility model, described integrated monitoring device has the warning device that can also comprise for send alarm signal in the time that the detection index of Water Test Kits exceeds early warning value.
The beneficial effects of the utility model are at least following aspect:
By utilizing according to integrated monitoring device of the present utility model, can enter the control and the early warning that before sewage treatment plant is concentrated in garden, just obtain the water yield and water quality at sewage, thereby avoid the impact to the normal operational system of Sewage Plant, ensured Sewage Plant stable operation and processed water qualified discharge.
Integrated monitoring device of the present utility model can be monitored the drainage situation of each enterprise in garden, retrained the generation of garden enterprise discharge beyond standards event, thereby has ensured the stable of works liquor in subsequent set.
In addition, by utilizing according to supervising device of the present utility model, can effectively search the in violation of rules and regulations enterprise of sewage effluent, in multiple sewage discharge enterprise, determine concrete waste water enterprise not up to standard rapidly, be convenient to realize effective supervision and differential charge.
Further, by using according to draining of the present utility model official website supervising device, can search in time the enterprise of waste water mixing reason and sewage effluent, the enterprise that cuts off in time disorderly row's mixing intakes at sewage disposal device place and realizes warning, complete the effect of concentrating Monitoring and Controlling by the relevant unit such as sewage treatment plant and enterprise of Internet of Things transmitting feedback information simultaneously, avoid to greatest extent enterprise wastewater to concentrating the impact of sewage treatment process, ensure that garden sewage treatment plant normally moves; By the concentration of the various waste water of this integrated monitoring device energy effective monitoring, be weighted charge according to Pollutants in Wastewater concentration, retrain the disorderly discharge phenomenon of each producer, impel each producer to implement cleaner production by economic means.
Integrated monitoring device of the present utility model can dispose lagging casing, therefore can guarantee the accuracy of sample analysis.
Integrated monitoring device of the present utility model can be realized sampling automatically in equipment box, automatic analysis, and have meter reading, work shape window and human-computer interaction device outward at equipment box, be convenient to operation and maintenance personnel and grasp in time Operation and Maintenance.
The transmission of monitor data adopts wired and wireless two kinds of modes simultaneously, increases applicability and the extendability of data transmission.
Its two ends of integrated monitoring device of the present utility model can, according to the interface arrangement of user's demand customization different tube diameters, be convenient to install on enterprise's drainage pipeline of different tube diameters, have advantages of convenient and flexible installation.
Brief description of the drawings
With reference to the accompanying drawing of enclosing, the more object of the utility model, function and advantage will be more clear by following description, in accompanying drawing:
Fig. 1 has schematically shown according to integrated monitoring device of the present utility model embodiment.
Fig. 2 has schematically shown another embodiment according to integrated monitoring device of the present utility model.
Fig. 3 has schematically shown the another embodiment according to integrated monitoring device of the present utility model.
Fig. 4 has schematically shown the integrated monitoring device being arranged on enterprise's drainage pipeline according to of the present utility model.
Description of reference numerals:
100,200,300: integrated control device;
1: aqueduct;
2: artificial sample mouth;
3: flowmeter;
4: operation valve;
5: non-return valve;
6:pH, temperature and electricity are led probe;
7: automatic sampler;
8: Water Test Kits;
9: containment vessel;
10: display device;
11: human-computer interaction interface;
12: wave point;
13: wireline interface;
15: controller;
20: remote control;
Embodiment
Below with reference to accompanying drawing, further illustrate the utility model by exemplary example.
Unless had in this article special definition and explanation, definition or implication that various elements, term and the wording of mentioning in this instructions is generally understood with those of ordinary skill in the art are consistent.It should be noted that, shape structure and the position of various pipelines, device, element and the assemblies etc. shown in accompanying drawing are only schematic, be to be understood that, each element shown in figure can have different forms and form according to field condition in practice, and this does not depart from spirit of the present utility model and purport.
The utility model is not limited to following disclosed exemplary embodiment; Can be realized it by multi-form.The essence of instructions is only to help various equivalent modifications Integrated Understanding detail of the present utility model.In the accompanying drawings, identical Reference numeral represents same or similar parts.
Fig. 1 shows the integrated monitoring device 100 according to the first embodiment of the present utility model.In integrated monitoring device 100, comprising: be installed on the aqueduct 1 of enterprises end, the entrance point of this aqueduct is connected to the discharge ends of sewage discharge enterprise, the endpiece of this aqueduct is connected to the sewage collecting pipe network of sewage treatment plant; Be arranged on the flowmeter 3 on described aqueduct; Be arranged on the operation valve that current are controlled 4 on described aqueduct; Be arranged on the non-return valve 4 on described aqueduct; Bypass is connected to the automatic sampler 7 of described aqueduct; Be connected to the Water Test Kits 8 in described automatic sampler downstream; And the controller 11 that gathers Monitoring Data and can control each instrument, instrument and valve.
Aqueduct 1 is directly installed on the drainage pipeline of enterprise wastewater, and runs through whole supervising device.Flowmeter 3 measures the quantity of wastewater effluent of enterprise and sends related data to controller 11.Operation valve 4 is controlled the water yield of aqueduct, for example, can regulate the size of water flux density, is arranged on according to the complete valve-off of the instruction of controller 11.Non-return valve can prevent the sewage backflow of sewage network, and also can close and open by-pass valve control according to the instruction of controller.
Automatic sampler 7 bypass are connected on aqueduct 1, and in the time having enterprise's water to flow through aqueduct, sampling thief is sampled automatically to enterprise's water.Water Test Kits 8 is connected to the downstream of automatic sampler 7, detects the water quality of sewage and detection data are sent to controller 15.
Controller 15 gathers the detection data of above-mentioned each instrument and can control individual instrument, instrument and valve.In an optimal way, in the time that controller 15 finds that instrument in supervising device breaks down, can automatically close this instrument and meter.Preferably, controller 15 can send warning message.
The permissible level scope of the interior every detected parameters that can set in advance sewage of controller 15.When the numerical value detecting when Water Test Kits 8 and flowmeter 3 exceedes above-mentioned numerical range, controller can send instruction to operation valve 4 and/or non-return valve 5 automatically, thereby reduces discharge capacity, cuts off discharge current even completely.
For example as in Figure 2 schematically illustrated, in one embodiment, in integrated monitoring device 200, described controller can be provided with human-computer interaction interface 11 and for showing the reading of each instrument, instrument and the display device of duty 10.The running status of Measurement and analysis meter reading and relevant device all can show in display device, facilitates operation and maintenance personnel to grasp in time running status, and the line operate of going forward side by side is safeguarded.The analysis data of water gaging are responsible for gathering all Measurement and analysis instrument enterprise come by controller.
In addition,, for the ease of the emission behaviour of Centralized Monitoring management and control sewage, in integrated monitoring system, can also comprise the remote control 20 being arranged in garden Central Control Room.In the present embodiment, by remote control 20, in the time that enterprise's water water yield or water-quality guideline depart from preset value, Central Control Room can send instruction to controller according to the relevant information receiving, and controls operation valve and non-return valve etc. enterprise's draining is carried out to decrement or cutting-off controlling completely.In addition, in the time that the instrumentation operation in integrated monitoring device is broken down, according to the relevant information receiving, middle pulpit is also debugged relevant instrument by remote control or by sending instruction to controller 15, fault instrumentation is carried out to closing control.
As shown in Figures 2 to 4, in integrated monitoring device 200, also include communication device, so that for providing communication between controller and remote control.The communication interface of communication device can be wireline interface 13 and/or wave point 12.
Further, in order to detect ph value, temperature and the conductivity of sewage effluent, can also comprise and be arranged on enterprise's draining is carried out to pH, temperature and electricity that pH value, temperature and conductivity measure lead probe on aqueduct at integrated monitoring device.
Preferably, on aqueduct 1, artificial sample mouth 2 can also be set, so that enterprise's draining is carried out to artificial sample analysis.Hand sampling mouth can be arranged on the outside of the containment vessel of band insulation, is convenient to hand sampling.
In the above-described embodiment, Water Test Kits can be any suitable analytical instrument.For example in one embodiment, Water Test Kits 8 can be heavy metal analyser.
And operation valve can be any suitable controllable valve well known in the art, for example this operation valve can be motorized valve.
Preferably, according in integrated monitoring device of the present utility model, the entrance point of aqueduct and endpiece all can have the variable interface arrangement of caliber.And its two ends of integrated monitoring device can customize the interface corresponding to different tube diameters according to user's demand, are convenient to install on the aqueduct of different tube diameters.
Preferably, integrated monitoring device has the containment vessel of heat insulation function, thereby ensures the performance of each instrument and meter and the stability of testing result and accurate.In addition, display window and human-computer interaction interface are arranged on described containment vessel outside, so that monitor personnel's reading out data and supervising device is operated.
Further preferably, have and can also have the communication module that carries out communication with portable intelligent terminal according to integrated monitoring device of the present utility model, this communication module is at least one in bluetooth, NFC, infrared ray, Wifi communication module.
And, according in integrated monitoring device of the present utility model, can also be provided for sending the warning device of alarm signal in the time that the detection index of Water Test Kits exceeds early warning value.
The utility model is positioned on the drainage pipeline after each enterprise preprocessing station, and in the time of the super row of enterprise wastewater, this device can be searched the enterprise of waste water mixing reason and sewage effluent in time, and the enterprise that cuts off in time disorderly row's mixing intakes and reports to the police.Can complete the effect of concentrating Monitoring and Controlling by Internet of Things transmitting feedback information to the relevant unit such as sewage treatment plant and enterprise simultaneously, avoid to greatest extent enterprise wastewater to concentrating the impact of sewage treatment process, ensure that garden sewage treatment plant normally moves; By the concentration of the various waste water of this integrated monitoring device energy effective monitoring, be weighted charge according to Pollutants in Wastewater concentration, retrain the disorderly discharge phenomenon of each producer, impel each producer to implement cleaner production by economic means.
In conjunction with the explanation of the present utility model and the practice that disclose here, other embodiment of the present utility model are easy to expect and understand for those skilled in the art.Illustrate with embodiment and be only considered to exemplary, scope of the present utility model and purport limit by claim.
Claims (12)
1. for an integrated monitoring device for garden enterprise drainage pipeline networks, it is characterized in that, this integrated monitoring device comprises:
The aqueduct (1) that is installed on enterprises end, the entrance point of this aqueduct is connected to the discharge ends of sewage discharge enterprise, and the endpiece of this aqueduct is connected to the sewage collecting pipe network of sewage treatment plant;
Be arranged on the flowmeter (3) on described aqueduct;
Be arranged on the operation valve that current are controlled (4) on described aqueduct;
Be arranged on the non-return valve (5) on described aqueduct;
Bypass is connected to the automatic sampler (7) of described aqueduct;
Be connected to the Water Test Kits (8) in described automatic sampler downstream; And
The controller that gathers Monitoring Data and can control each instrument, instrument and valve.
2. integrated monitoring device according to claim 1, is characterized in that, described controller is provided with human-computer interaction interface (11) and for showing the reading of each instrument, instrument and the display device of duty (10).
3. integrated monitoring device according to claim 2, is characterized in that, described integrated monitoring device comprises the remote control (20) being arranged in garden Central Control Room.
4. integrated monitoring device according to claim 3, is characterized in that, described integrated monitoring device is also included as the communication device that communication is provided between described controller and remote control.
5. integrated monitoring device according to claim 4, is characterized in that, the communication interface of described communication device is wireline interface and/or wave point.
6. integrated monitoring device according to claim 1, is characterized in that, described integrated monitoring device also comprises and is arranged on enterprise's draining is carried out to pH, temperature and electricity that pH value, temperature and conductivity measure lead probe on aqueduct.
7. according to the integrated monitoring device one of claim 1-6 Suo Shu, it is characterized in that, on described aqueduct, be also provided with artificial sample mouth.
8. according to the integrated monitoring device one of claim 1-6 Suo Shu, it is characterized in that, the Water Test Kits of described integrated monitoring device is heavy metal analyser, and described operation valve is motorized valve.
9. according to the integrated monitoring device one of claim 1-6 Suo Shu, it is characterized in that, the entrance point of described aqueduct and endpiece have the variable interface arrangement of caliber.
10. according to the integrated monitoring device one of claim 1-6 Suo Shu, it is characterized in that, described integrated monitoring device has the containment vessel of heat insulation function, and described display device and human-computer interaction interface are arranged on described containment vessel outside.
11. according to the integrated monitoring device one of claim 1-6 Suo Shu, it is characterized in that, described integrated monitoring device also has the communication module that carries out communication with portable intelligent terminal, and this communication module is at least one in bluetooth, NFC, infrared ray, Wifi communication module.
12. according to the integrated monitoring device one of claim 1-6 Suo Shu, it is characterized in that, described integrated monitoring device comprises the warning device for send alarm signal in the time that the detection index of Water Test Kits exceeds early warning value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069451.6U CN203732964U (en) | 2014-02-18 | 2014-02-18 | Integrated monitoring device for park enterprise drainage pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069451.6U CN203732964U (en) | 2014-02-18 | 2014-02-18 | Integrated monitoring device for park enterprise drainage pipe network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203732964U true CN203732964U (en) | 2014-07-23 |
Family
ID=51203025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420069451.6U Expired - Lifetime CN203732964U (en) | 2014-02-18 | 2014-02-18 | Integrated monitoring device for park enterprise drainage pipe network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203732964U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983713A (en) * | 2018-06-26 | 2018-12-11 | 江苏省环境科学研究院 | A kind of industrial park intelligence control waste water sub-prime collection system and its application method |
| CN109269576A (en) * | 2018-11-19 | 2019-01-25 | 山信软件股份有限公司 | One kind detecting implementation method for petrochemical enterprise sewage discharge |
-
2014
- 2014-02-18 CN CN201420069451.6U patent/CN203732964U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983713A (en) * | 2018-06-26 | 2018-12-11 | 江苏省环境科学研究院 | A kind of industrial park intelligence control waste water sub-prime collection system and its application method |
| CN109269576A (en) * | 2018-11-19 | 2019-01-25 | 山信软件股份有限公司 | One kind detecting implementation method for petrochemical enterprise sewage discharge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHONGCHI WATER CO., LTD. Free format text: FORMER NAME: CSD (BEIJING) WATER WORKS OPERATION MANAGEMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100192, Beijing Haidian District Zhongguancun Dongsheng science and Technology Park (North Territory) D District, building 2, 4 floor Patentee after: CSD WATER SERVICE Co.,Ltd. Address before: 100192, Beijing Haidian District Zhongguancun Dongsheng science and Technology Park (North Territory) D District, building 2, 4 floor Patentee before: ZHONGCHI (BEIJING) WATER OPERATION CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |