CN105954217B - A kind of TOC detecting systems - Google Patents
A kind of TOC detecting systems Download PDFInfo
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- CN105954217B CN105954217B CN201610343850.0A CN201610343850A CN105954217B CN 105954217 B CN105954217 B CN 105954217B CN 201610343850 A CN201610343850 A CN 201610343850A CN 105954217 B CN105954217 B CN 105954217B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
Abstract
A kind of TOC detecting systems are related to a kind of sensor-based system for water quality monitoring.Solve the problems, such as that light scattering existing for UV absorption formula TOC detection devices in the prior art, low light signals extraction are difficult, range adjusting is difficult, current limliting speed.The present invention is emitted green light and purple light to water sample room, light is after the absorption of water sample indoor water, after speculum reflects, it is incident to corresponding detector, is incident to detector at this time light is very faint, detector converts optical signal into electric signal, again after lock-in amplifier amplifies, send to corresponding processor, processor is compared the data after being lost after the indoor water of water sample absorbs with standard value, loss difference is obtained, by the content for obtaining TOC in water to the processing of loss difference.It is mainly used for being monitored water quality.
Description
Technical field
The present invention relates to a kind of sensor-based systems for water quality monitoring.
Background technology
Currently, water quality detection mostly uses greatly chemical formula method, but chemical formula detection technique is all based on chemical method oxygen
Change, detection process is cumbersome, complicated, takes, and volume is larger, can cause the loss of chemical reagent, can also cause secondary chemistry dirty
Dye, it is expensive, and can not be monitored in real time.
Ultraviolet absorption method is a kind of detection method of physics mode, need not be chemically reacted, and the monitoring of UV absorption formula can
It realizes that small, low in energy consumption, speed is fast, online monitoring can be carried out to water quality, it is applied widely, but for currently on the market
UV absorption formula TOC detection devices existing for light scattering, low light signals extraction be difficult, range adjusts difficult, current limliting speed problem, mesh
It is preceding still without effective solution is obtained, therefore, it is urgent to provide a kind of new TOC detecting systems to solve the above problems, the TOC
Full name in English be Total Organic Carbon, Chinese translation is total organic carbon.
Invention content
The present invention is to solve light scattering, low light signals existing for UV absorption formula TOC detection devices in the prior art
Extraction is difficult, range adjusts difficult, current limliting speed problem, and the present invention provides a kind of TOC detecting systems.
A kind of TOC detecting systems, including green-light source, No. 1 reflective mirror, No. 2 reflective mirrors, No. 3 reflective mirrors, No. 4 reflective mirrors,
Green light detector, No. 1 lock-in amplifier, No. 2 lock-in amplifiers, green light processor, purple light light source, purple light detector, at purple light
It is solid to manage device, adaptive flow speed controller, water sample room, two sets of light source fixing parts for carrying slideway and two sets of detectors with slideway
Determine part；
Green-light source, green light detector, purple light light source and purple light detector are arranged in the side of water sample room, No. 1 reflective mirror,
No. 2 reflective mirrors, No. 3 reflective mirrors and No. 4 reflective mirrors are arranged in the other side of water sample room, and No. 1 reflective mirror and No. 2 reflective mirrors are along horizontal
Direction is symmetrical, and No. 3 reflective mirrors and No. 4 reflective mirrors are symmetrical in the horizontal direction；
The light of green-light source outgoing is incident to No. 1 reflective mirror after water sample room transmits, anti-through No. 1 reflective mirror and No. 2 successively
After light microscopic reflection, and green light detector, the data signal output of green light detector and 1 are incident to after water sample room transmits through light
The data signal input connection of number lock-in amplifier, data signal output and the green light processor of No. 1 lock-in amplifier
Data signal input connects；
The light of purple light light source outgoing is incident to No. 3 reflective mirrors after water sample room transmits, anti-through No. 3 reflective mirrors and No. 4 successively
After light microscopic reflection, and purple light detector, the data signal output of purple light detector and 2 are incident to after water sample room transmits through light
The data signal input connection of number lock-in amplifier, data signal output and the purple light processor of No. 2 lock-in amplifiers
Data signal input connects；
Often light source fixing part of the set with slideway includes light source sleeve, No. 1 rectangle fixing piece, optically focused ring and No. 1 sliding rail, and 1
Number rectangle fixing piece is equipped with No. 1 through-hole, which runs through the front and rear surfaces of No. 1 rectangle fixing piece, and light source sleeve is embedded in
In No. 1 through-hole, No. 1 through-hole of No. 1 rectangle fixing piece front surface of optically focused ring cover, and before optically focused ring and No. 1 rectangle fixing piece
Surface is fixedly connected, and the bottom of No. 1 rectangle fixing piece is equipped with No. 1 groove,
No. 1 sliding rail is embedded in No. 1 groove, and No. 1 rectangle fixing piece is connected by No. 1 groove and No. 1 sliding rail sliding of its bottom
It connects；
Green-light source is fixed in the light source sleeve in a set of light source fixing part with slideway, and the light extraction of green-light source
Direction is identical as the direction of the light-emitting window of the light source sleeve；
Purple light light source is fixed in the light source sleeve in the another set of light source fixing part with slideway, and purple light light source goes out
Light direction is identical as the direction of the light-emitting window of the light source sleeve；
Often detector fixing piece of the set with slideway includes circular sleeve, No. 2 rectangle fixing pieces and No. 2 sliding rails；No. 2 rectangles
Fixing piece is equipped with No. 2 through-holes, which runs through the front and rear surfaces of No. 2 rectangle fixing pieces, and circular sleeve is embedded in No. 2 and leads to
In hole, the bottom of No. 2 rectangle fixing pieces is equipped with No. 2 grooves,
No. 2 sliding rails are embedded in No. 2 grooves, and No. 2 rectangle fixing pieces are connected by No. 2 grooves and No. 2 sliding rail slidings of its bottom
It connects；
Green light detector is fixed in the circular sleeve in a set of detector fixing piece with slideway,
Purple light detector is fixed in the circular sleeve in the another set of detector fixing piece with slideway,
Adaptive flow speed controller includes water tank, water supply motor and flow divider；The water outlet and flow divider of the water tank
Water inlet between be equipped with water supply motor, water supply motor is used to the water in water tank being pumped into flow divider water inlet, flow divider
Water outlet is connected to by low pressure water pipe with the water inlet of water sample room, and the refluxing opening of flow divider is entered by high pressure tapping pipe and water tank
The mouth of a river is connected to.
No. 1 reflective mirror, No. 2 reflective mirrors, the structure of No. 3 reflective mirrors and No. 4 reflective mirrors are identical.
It is respectively and fixedly provided with thermostatic controller in the light source sleeve and circular sleeve；
The thermostatic controller includes temperature sensor, central controller and thermostat, temperature sensor be used for into
Trip temperature detects, and the data signal output of temperature sensor and the data signal input of central controller connect, center control
The data signal output of device processed and the control signal input of thermostat connect.
The optically focused ring is equipped with convex lens, for incident light to be become directional light.
The water sample room is made of quartz material.
The green-light source and purple light light source is realized using LED.
A kind of TOC detecting systems, it further includes temperature sampler, which is fixed in water sample room,
For acquiring the indoor water sample temperature of water sample.
The present invention is emitted green light and purple light to water sample room, and light is after the absorption of water sample indoor water, incident after speculum reflects
To corresponding detector, it is very faint by light to be incident to detector at this time, and detector converts optical signal into electric signal, and passes through
After lock-in amplifier amplification, send to corresponding processor, processor to after being lost after the indoor water of water sample absorbs data with
Standard value is compared, and obtains loss difference, by the content for obtaining TOC in water to the processing of loss difference.
The present invention is directed to the problem of current limliting speed, proposes to increase adaptive flow velocity control structure using in water sample room water inlet,
To solve the problems, such as current limliting speed.Through the above scheme, invention achieves high-precision, adaptive flow velocity, the quick water quality that carries out to have
The purpose of machine object on-line checking has very high practical value.
The advantageous effect that the present invention is brought is that the light source that the present invention uses is non-laser, it may occur that scattering, in order to keep away as possible
Exempt from light intensity loss, light scattering is prevented using optically focused ring, so that the light that light source is sent out is all sent to detector and receive on window, pass through
Increase reflective mirror and increase light path, improves resolution ratio.Light source sleeve can be installed, by the light source set for replacing different arrays on sliding rail
It can be quickly so that number of light sources increases up to the effect for increasing light intensity.Water inlet in water sample room is provided with flow divider, realizes
The self adaptive control of flow velocity.
Description of the drawings
Fig. 1 is a kind of principle schematic of TOC detecting systems of the present invention.
Fig. 2 is the structural schematic diagram of adaptive flow speed controller of the present invention；
Fig. 3 is the structural schematic diagram of the light source fixing part with slideway；
Fig. 4 is the structural schematic diagram of the detector fixing piece with slideway；
Fig. 5 is the principle schematic of thermostatic controller；
Fig. 6 is the structural schematic diagram of the light source sleeve of different arrays.
Specific implementation mode
Specific implementation mode one：Illustrate present embodiment referring to Fig. 1 to Fig. 4, a kind of TOC detections described in present embodiment
System, including 1, No. 1 reflective mirror 2-1 of green-light source, No. 2 reflective mirror 2-2, No. 3 reflective mirror 2-3, No. 4 reflective mirror 2-4, green light are visited
Survey 3, No. 1 lock-in amplifier 4-1 of device, No. 2 lock-in amplifier 4-2, green light processor 5, purple light light source 6, purple light detector 7, purple
Optical processor 8, adaptive flow speed controller 9,10, two sets of water sample room light source fixing part and two sets with slideway carry slideway
Detector fixing piece；
Green-light source 1, green light detector 3, purple light light source 6 and purple light detector 7 are arranged in the side of water sample room 10, No. 1
Reflective mirror 2-1, No. 2 reflective mirror 2-2, No. 3 reflective mirror 2-3 and No. 4 reflective mirror 2-4 are arranged in the other side of water sample room 10, and No. 1 anti-
Light microscopic 2-1 and No. 2 reflective mirror 2-2 are symmetrical in the horizontal direction, and No. 3 reflective mirror 2-3 and No. 4 reflective mirror 2-4 are in the horizontal direction
Symmetrically；
The light that green-light source 1 is emitted is incident to No. 1 reflective mirror 2-1 after water sample room 10 transmits, successively through No. 1 reflective mirror 2-
After 1 and No. 2 reflective mirror 2-2 reflection, and green light detector 3, the number of green light detector 3 are incident to after water sample room 10 transmits through light
It is connect with the data signal input of No. 1 lock-in amplifier 4-1 according to signal output end, the data-signal of No. 1 lock-in amplifier 4-1
Output end is connect with the data signal input of green light processor 5；
The light that purple light light source 6 is emitted is incident to No. 3 reflective mirror 2-3 after water sample room 10 transmits, successively through No. 3 reflective mirror 2-
After 3 and No. 4 reflective mirror 2-4 reflections, and purple light detector 7, the number of purple light detector 7 are incident to after water sample room 10 transmits through light
It is connect with the data signal input of No. 2 lock-in amplifier 4-2 according to signal output end, the data-signal of No. 2 lock-in amplifier 4-2
Output end is connect with the data signal input of purple light processor 8；
Often light source fixing part of the set with slideway includes light source sleeve 15-1, No. 1 rectangle fixing piece 15-2, optically focused ring 15-4
It is equipped with No. 1 through-hole 15-3 with No. 1 sliding rail 15-6, No. 1 rectangle fixing piece 15-2, which fixes through No. 1 rectangle
The front and rear surfaces of part 15-2, light source sleeve 15-1 are embedded in No. 1 through-hole 15-3, and optically focused ring 15-4 covers No. 1 rectangle fixing piece
No. 1 through-hole 15-3 of 15-2 front surfaces, and optically focused ring 15-4 is fixedly connected with No. 1 rectangle fixing piece 15-2 front surface, No. 1 square
The bottom of shape fixing piece 15-2 is equipped with No. 1 groove 15-5,
No. 1 sliding rail 15-6 is embedded in No. 1 groove 15-5 that No. 1 groove 15-5, No. 1 rectangle fixing piece 15-2 pass through its bottom
It is slidably connected with No. 1 sliding rail 15-6；
Green-light source 1 is fixed in the light source sleeve 15-1 in a set of light source fixing part with slideway, and green-light source 1
Light direction it is identical as the direction of light-emitting window of light source sleeve 15-1；
Purple light light source 6 is fixed in the light source sleeve 15-1 in the another set of light source fixing part with slideway, and purple light light
The light direction in source 6 is identical as the direction of light-emitting window of light source sleeve 15-1；
Often detector fixing piece of the set with slideway includes circular sleeve 16-1, No. 2 rectangle fixing piece 16-2 and No. 2 sliding rails
16-6；No. 2 rectangle fixing piece 16-2 are equipped with No. 2 through-hole 16-3, and No. 2 through-hole 16-3 are through No. 2 rectangle fixing piece 16-2's
Front and rear surfaces, circular sleeve 16-1 are embedded in No. 2 through-hole 16-3, and the bottom of No. 2 rectangle fixing piece 16-2 is equipped with No. 2 grooves
16-5,
No. 2 sliding rail 16-6 are embedded in No. 2 groove 16-5 that No. 2 grooves 16-5, No. 2 rectangle fixing piece 16-2 pass through its bottom
It is slidably connected with No. 2 sliding rail 16-6；
Green light detector 3 is fixed in the circular sleeve 16-1 in a set of detector fixing piece with slideway,
Purple light detector 7 is fixed in the circular sleeve 16-1 in the another set of detector fixing piece with slideway,
Adaptive flow speed controller 9 includes water tank 9-1, water supply motor 9-2 and flow divider 9-3；The water tank 9-1's goes out
Water supply motor 9-2 is equipped between the mouth of a river and the water inlet of flow divider 9-3, water supply motor 9-2 is for the water in water tank 9-1 to be pumped into
Water outlet to flow divider 9-3 water inlets, flow divider 9-3 is connected to by low pressure water pipe with the water inlet of water sample room 10, flow divider
The refluxing opening of 9-3 is connected to by high pressure tapping pipe with the water inlet of water tank 9-1.
Present embodiment, light source sleeve 15-1 are the prior art, and light source sleeve 15-1 can be divided into the light source set of different arrays
Cylinder.
A kind of TOC detecting systems of the present invention are simple in structure, by No. 1 reflective mirror 2-1, No. 2 reflective mirror 2-2, No. 3
Reflective mirror 2-3 and No. 4 reflective mirror 2-4 increase light path, simplify the volume of TOC detecting systems, pass through the light source with slideway
Fixing piece and detector fixing piece with slideway can adjust light path in real time, and the light that light source is sent out is solved by optically focused ring 15-4
Convergence solves Discussion on Light Diffusion Caused, and the light source sleeve that different battle arrays are may be provided on No. 1 sliding rail 15-6 adjusts light intensity, referring to Fig. 6, leads to
The small-signal after lock-in amplifier extraction light is absorbed by the water in water sample room 10 is crossed, and uses adaptive unhurried current structure and sets
Meter, realizes the on-line monitoring of flow velocity.
The light source sleeve that different arrays can be installed on sliding rail, can be quickly so that number of light sources increases by replacing light source set
Add and achievees the effect that increase light intensity.Water inlet in water sample room is provided with flow divider 9-3, realizes the self adaptive control of flow velocity.
The liquid flowed out from water supply motor 9-2 has certain flow velocity, when flow rate of liquid at this time is limiting flow velocity model
Liquid all flows to water sample room 10 from low pressure water pipe when enclosing interior.When the flow rate of liquid flowed out from water supply motor is more than limit value
When, flow divider 9-3 spools move to right, and high pressure tapping pipe access, a part of water flows back into water tank, ensure low pressure water pipe to reach
In water flow velocity in the range of restriction.
Specific implementation mode two：The difference of present embodiment and a kind of TOC detecting systems described in specific implementation mode one
Be, described No. 1 reflective mirror 2-1, No. 2 reflective mirror 2-2, No. 3 reflective mirror 2-3 and No. 4 reflective mirror 2-4 the complete phase of structure
Together.
Specific implementation mode three：Illustrate present embodiment referring to Fig. 5, present embodiment with described in specific implementation mode one
Difference lies in be respectively and fixedly provided with thermostatic control in the light source sleeve 15-1 and circular sleeve 16-1 for a kind of TOC detecting systems
Device 17；
The thermostatic controller 17 includes temperature sensor 17-1, central controller 17-2 and thermostat 17-3, temperature
Degree sensor 17-1 is for carrying out temperature detection, and the data signal output of temperature sensor 17-1 is with central controller 17-2's
Data signal input connects, and the data signal output of central controller 17-2 is inputted with the control signal of thermostat 17-3
End connection.
Present embodiment, thermostatic controller 17 can control green-light source 1, green light detector 3, purple light light source 6 and purple light to visit
Survey device 7 operating temperature, when its when the temperature is excessively high, can be by thermostat 17-3 to green-light source 1, green light detector 3, purple light
Light source 6 and purple light detector 7 radiate.
Specific implementation mode four：Illustrate present embodiment referring to Fig. 5, present embodiment with described in specific implementation mode one
Difference lies in the optically focused ring 15-4 is equipped with convex lens, for incident light to be become parallel for a kind of TOC detecting systems
Light.
Present embodiment, the light source that the present invention uses is non-laser, it may occur that scattering, in order to avoid light intensity loss as possible,
Quartzy convex lens, which can be used, makes diverging light become directional light, so that the light that light source is sent out is all sent to detector and receives on window,
Increase light path by increasing light microscopic, improves resolution ratio.
Specific implementation mode five：The difference of present embodiment and a kind of TOC detecting systems described in specific implementation mode one
It is, the water sample room 10 is made of quartz material.
In present embodiment, water sample room 10 is made of quartz material, enhances transmittance and the light loss of light, improves inspection
Survey precision.
Specific implementation mode six：The difference of present embodiment and a kind of TOC detecting systems described in specific implementation mode one
It is, the green-light source 1 and purple light light source 6 are realized using LED.
Specific implementation mode seven：The difference of present embodiment and a kind of TOC detecting systems described in specific implementation mode one
It is, it further includes temperature sampler, which is fixed in water sample room 10, for acquiring the water sample in water sample room 10
Temperature.
Claims (7)
1. a kind of TOC detecting systems, which is characterized in that including green-light source (1), No. 1 reflective mirror (2-1), No. 2 reflective mirror (2-
2), No. 3 reflective mirrors (2-3), No. 4 reflective mirrors (2-4), green light detector (3), No. 1 lock-in amplifier (4-1), No. 2 locking phase amplifications
Device (4-2), green light processor (5), purple light light source (6), purple light detector (7), purple light processor (8), adaptive flow control
Device (9), water sample room (10), two sets of light source fixing parts and two sets of detector fixing pieces for carrying slideway with slideway；
Green-light source (1), green light detector (3), purple light light source (6) and purple light detector (7) setting water sample room (10) one
Side, No. 1 reflective mirror (2-1), No. 2 reflective mirrors (2-2), No. 3 reflective mirrors (2-3) and No. 4 reflective mirrors (2-4) are arranged in water sample room
(10) the other side, No. 1 reflective mirror (2-1) and No. 2 reflective mirrors (2-2) are symmetrical in the horizontal direction, No. 3 reflective mirrors (2-3)
It is symmetrical in the horizontal direction with No. 4 reflective mirrors (2-4)；
The light of green-light source (1) outgoing is incident to No. 1 reflective mirror (2-1) after water sample room (10) transmit, successively through No. 1 reflective mirror
After (2-1) and No. 2 reflective mirror (2-2) reflections, and green light detector (3), green light are incident to after water sample room (10) transmit through light
The data signal output of detector (3) is connect with the data signal input of No. 1 lock-in amplifier (4-1), No. 1 locking phase amplification
The data signal output of device (4-1) is connect with the data signal input of green light processor (5)；
The light of purple light light source (6) outgoing is incident to No. 3 reflective mirrors (2-3) after water sample room (10) transmit, successively through No. 3 reflective mirrors
After (2-3) and No. 4 reflective mirror (2-4) reflections, and purple light detector (7), purple light are incident to after water sample room (10) transmit through light
The data signal output of detector (7) is connect with the data signal input of No. 2 lock-in amplifiers (4-2), No. 2 locking phase amplifications
The data signal output of device (4-2) is connect with the data signal input of purple light processor (8)；
Often light source fixing part of the set with slideway includes light source sleeve (15-1), No. 1 rectangle fixing piece (15-2), optically focused ring (15-
4) and No. 1 sliding rail (15-6), No. 1 rectangle fixing piece (15-2) are equipped with No. 1 through-hole (15-3), which runs through 1
The front and rear surfaces of number rectangle fixing piece (15-2), light source sleeve (15-1) are embedded in No. 1 through-hole (15-3), optically focused ring (15-4)
Cover No. 1 through-hole (15-3) of No. 1 rectangle fixing piece (15-2) front surface, and optically focused ring (15-4) and No. 1 rectangle fixing piece
(15-2) front surface is fixedly connected, and the bottom of No. 1 rectangle fixing piece (15-2) is equipped with No. 1 groove (15-5),
No. 1 sliding rail (15-6) is embedded in No. 1 groove (15-5), No. 1 groove that No. 1 rectangle fixing piece (15-2) passes through its bottom
(15-5) is slidably connected with No. 1 sliding rail (15-6)；
Green-light source (1) is fixed on the light source sleeve (15-1) in a set of light source fixing part with slideway Nei, and green-light source
(1) light direction is identical as the direction of light-emitting window of the light source sleeve (15-1)；
Purple light light source (6) is fixed on the light source sleeve (15-1) in the another set of light source fixing part with slideway Nei, and purple light light
The light direction in source (6) is identical as the direction of light-emitting window of the light source sleeve (15-1)；
Often detector fixing piece of the set with slideway includes circular sleeve (16-1), No. 2 rectangle fixing pieces (16-2) and No. 2 sliding rails
(16-6)；No. 2 rectangle fixing pieces (16-2) are equipped with No. 2 through-holes (16-3), which fixes through No. 2 rectangles
The front and rear surfaces of part (16-2), circular sleeve (16-1) are embedded in No. 2 through-holes (16-3), No. 2 rectangle fixing pieces (16-2)
Bottom is equipped with No. 2 grooves (16-5),
No. 2 sliding rails (16-6) are embedded in No. 2 grooves (16-5), No. 2 grooves that No. 2 rectangle fixing pieces (16-2) pass through its bottom
(16-5) is slidably connected with No. 2 sliding rails (16-6)；
Green light detector (3) is fixed on the circular sleeve (16-1) in a set of detector fixing piece with slideway Nei,
Purple light detector (7) is fixed on the circular sleeve (16-1) in the another set of detector fixing piece with slideway Nei,
Adaptive flow speed controller (9) includes water tank (9-1), water supply motor (9-2) and flow divider (9-3)；Water tank (the 9-
1) water supply motor (9-2) is equipped between water outlet and the water inlet of flow divider (9-3), water supply motor (9-2) is used for water tank
Water in (9-1) is pumped into flow divider (9-3) water inlet, and the water outlet of flow divider (9-3) passes through low pressure water pipe and water sample room
(10) water inlet connection, the refluxing opening of flow divider (9-3) are connected to by high pressure tapping pipe with the water inlet of water tank (9-1).
2. a kind of TOC detecting systems according to claim 1, which is characterized in that No. 1 reflective mirror (2-1), No. 2
Reflective mirror (2-2), No. 3 reflective mirrors (2-3) are identical with the structure of No. 4 reflective mirrors (2-4).
3. a kind of TOC detecting systems according to claim 1, which is characterized in that the light source sleeve (15-1) and circle
It is respectively and fixedly provided with thermostatic controller (17) in shape sleeve (16-1)；
The thermostatic controller (17) includes temperature sensor (17-1), central controller (17-2) and thermostat (17-
3), temperature sensor (17-1) is controlled for carrying out temperature detection, data signal output and the center of temperature sensor (17-1)
The data signal input of device (17-2) processed connects, data signal output and the thermostat (17- of central controller (17-2)
3) control signal input connection.
4. a kind of TOC detecting systems according to claim 1, which is characterized in that the optically focused ring (15-4) is equipped with
Convex lens, for incident light to be become directional light.
5. a kind of TOC detecting systems according to claim 1, which is characterized in that the water sample room (10) is using quartz
Material is made.
6. a kind of TOC detecting systems according to claim 1, which is characterized in that the green-light source (1) and purple light light
It is realized using LED in source (6).
7. a kind of TOC detecting systems according to claim 1, which is characterized in that it further includes temperature sampler, the temperature
Collector is fixed in water sample room (10), for acquiring the water sample temperature in water sample room (10).
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| CN107144540B (en) * | 2017-04-07 | 2020-01-17 | 哈尔滨工程大学 | Device for measuring KHP content in water by ultraviolet-visible light photometry |
| CN106932354B (en) * | 2017-05-16 | 2019-10-22 | 中国电子科技集团公司第四十九研究所 | A kind of TOC water quality monitoring sensor |
| CN113310896A (en) * | 2021-05-28 | 2021-08-27 | 中冶宝钢技术服务有限公司 | Detection system and method for cloth bag in cloth bag dust remover |
| CN114235711B (en) * | 2022-02-24 | 2022-05-31 | 朗思传感科技(深圳)有限公司 | Miniaturized portable high-sensitivity gas measurement system |
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| CN103149250A (en) * | 2013-03-04 | 2013-06-12 | 李熔 | Online total organic carbon water quality analyzer and online total organic carbon water quality analyzing method |
| JP2014190871A (en) * | 2013-03-27 | 2014-10-06 | Taiyo Nippon Sanso Corp | Method of measuring total organic carbon of heavy oxygen water |
| CN103196896A (en) * | 2013-04-16 | 2013-07-10 | 四川大学 | Continuous flow analysis method for detecting total organic carbon in water sample |
| CN203376306U (en) * | 2013-05-09 | 2014-01-01 | 厦门奥林特环保科技有限公司 | Automatic water quality monitoring system |
| WO2015179871A1 (en) * | 2014-05-23 | 2015-11-26 | Hach Company | Measurement of total organic carbon |
| CN104777278A (en) * | 2015-04-10 | 2015-07-15 | 张振巍 | Method for measuring total organic carbon in water |
Non-Patent Citations (1)
| Title |
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| 紫外光学吸收式TOC检测技术研究;陈丽洁 等;《传感器与微系统》;20131231;第32卷(第4期);第69-71页 * |
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