A method and system for monitoring key operating parameters of an ultraviolet reactor

A technology of operating parameters and reactors, applied in chemical instruments and methods, water treatment parameter control, instruments, etc., can solve the problems of high cost, complicated operation, time-consuming and laborious, etc., and achieve the effect of low cost and assisting the development of applications

Active Publication Date: 2022-05-17
RES CENT FOR ECO ENVIRONMENTAL SCI THE CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, this method involves a large amount of monitoring data, and the operation is relatively complicated
[0005] In addition, the existing two methods are based on the on-site dose verification of the UV reactor, relying on a large number of time-consuming and laborious biological experiments, the cost is high, and the possible changes in the output power of the UV light source during the operation of the UV reactor are also difficult. not considered

Method used

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  • A method and system for monitoring key operating parameters of an ultraviolet reactor
  • A method and system for monitoring key operating parameters of an ultraviolet reactor
  • A method and system for monitoring key operating parameters of an ultraviolet reactor

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Embodiment 1

[0063] like figure 1 As shown, the method for monitoring the key operating parameters of the ultraviolet reactor provided in this embodiment includes the following:

[0064] S1. According to the structural size of the target ultraviolet reactor and the information of the light source, the incident photon flux q and the optical path length d of the ultraviolet reactor are calculated through the light intensity distribution model. The specific process is as follows:

[0065] S11. Obtain the structural size and light source information of the ultraviolet reactor, wherein the structural size of the ultraviolet reactor includes parameters such as length and inner diameter, and the light source information includes parameters such as arc length and power. Take this as an example;

[0066] S12. Setting different water flow ultraviolet transmittance T;

[0067] S13, using the light intensity distribution model to calculate the theoretical average radiation intensity E of the ultravio...

Embodiment 2

[0104] like image 3 As shown, the system for monitoring the key operating parameters of the ultraviolet reactor provided in this embodiment includes:

[0105] Signal collection module 1, used to collect the parameter information of the operation of the ultraviolet reactor;

[0106] Data processing module 2, used to obtain the average radiation intensity E of the ultraviolet reactor in actual operation t and mean UV dose F t ;

[0107] The display module 3 is used to display various parameters in actual operation.

[0108] In some implementations of this embodiment, the signal acquisition module 1 includes:

[0109] The ultraviolet radiation probe 11 is a conventional surface probe, which is installed on the wall of the ultraviolet reactor through a quartz window, and is used to obtain the ultraviolet radiation intensity R when T=99%. c And the ultraviolet radiation intensity R at the reactor wall in actual operation w ;

[0110] The ultraviolet transmittance sensor 12 ...

Embodiment 3

[0122]The method for monitoring the key operating parameters of the ultraviolet reactor in this embodiment 1 can be embodied as a computer program product, and the computer program product can include a computer-readable storage medium, which is loaded with the method for executing the method described in this embodiment 1. computer readable program instructions.

[0123] A computer readable storage medium may be a tangible device that holds and stores instructions for use by an instruction execution device. A computer readable storage medium may be, for example, but is not limited to, an electrical storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any combination of the above.

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Abstract

The invention relates to a method and system for monitoring key operating parameters of an ultraviolet reactor. The method includes: obtaining the incident photon flow q and the optical path length d of the ultraviolet reactor; obtaining the corrected incident photon flow q c ;According to the data of the irradiation probe on the wall of the ultraviolet reactor and the ultraviolet transmittance T of the water flow, the power output coefficient f of the ultraviolet light source is obtained; the incident photon flow q is corrected according to the ultraviolet reactor c , UV light source power output coefficient f, water flow UV transmittance T and optical path length d, to obtain the average radiation intensity E of the UV reactor in actual operation t ; Based on the UV reactor treatment water flow Q and average radiation intensity E t , to obtain the average UV dose F of the UV reactor in actual operation t . The invention realizes the measurement of the key operating parameters of the ultraviolet reactor—the power output coefficient of the light source, the average radiation intensity and the average ultraviolet dose, and provides a convenient and reliable monitoring method for the efficient and safe application of the ultraviolet technology for water treatment.

Description

technical field [0001] The invention relates to a method and system for monitoring key operating parameters of an ultraviolet reactor, and relates to the technical fields of environmental monitoring and water treatment. Background technique [0002] Water treatment ultraviolet technology usually includes two types of ultraviolet disinfection and advanced oxidation. It has the advantages of high treatment efficiency, convenient operation and management, and less by-products. It has been widely used in water treatment processes at home and abroad. Disinfection, disinfection of secondary water supply in residential areas, disinfection of effluent from sewage plants, and advanced oxidation removal of trace organic pollutants in water. Among them, drinking water treatment, including water plant disinfection and advanced treatment and secondary water supply disinfection, usually adopts a closed tube ultraviolet reactor. In addition, tubular ultraviolet reactors are also widely us...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01D21/02C02F1/32
CPCG01D21/02C02F1/32C02F2201/32C02F2209/005C02F2201/326Y02W10/37
Inventor 强志民李文涛詹露梦李梦凯
Owner RES CENT FOR ECO ENVIRONMENTAL SCI THE CHINESE ACAD OF SCI
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