On-line multi-parameter tester for oilfield sewage

Abstract

The invention provides an on-line multi-parameter tester for oil field sewage, which can visually and accurately display the pH value, temperature, oxygen content and partial ion content in water through real-time automatic detection, and realizes the function of testing oil field sewage with multiple functions, low cost and high efficiency. The method is high in measurement precision, simple and reliable in operation and low in operation cost, and the test efficiency is remarkably improved. The device is more compact in structure, convenient to disassemble and replace in the debugging and maintenance process, multiple in function, low in measurement cost and high in measurement efficiency. The device is applied to automatic monitoring of oilfield water injection, automatic monitoring of surface water, water quality monitoring in a sewage treatment process, water quality monitoring of a sewage discharge port and the like, and has a wide application prospect.

Description

Technical Field

[0001] The invention belongs to the technical field of oilfield water quality detection, and in particular relates to an online multi-parameter tester for oilfield sewage. Background Art

[0002] Oilfield produced water treatment sites are scattered, water quality and quantity are unstable, and management is difficult. Water quality analysis is untimely, and professional on-site laboratory operators and management personnel are scarce. This leads to insufficient water quality analysis capabilities and delayed analysis results, far from meeting the requirements of precision water injection. Current oilfield wastewater quality testing instruments suffer from limited functionality, high testing costs, and low testing efficiency. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide an online multi-parameter tester for oilfield sewage, which is used for testing oilfield sewage with multi-function, low cost and high efficiency.

[0004] The technical solution adopted by the present invention to solve the above technical problems is: an online multi-parameter tester for oilfield wastewater, including a data acquisition module, a data display module and a data transmission module connected in sequence, and also including a pH measurement module, a dissolved oxygen measurement module, a temperature measurement module, a chloride ion measurement module and a calcium ion measurement module respectively connected to the data acquisition module; the data acquisition module is used to collect data from each connected measurement module and send it to the data display module; the data display module is used to store and display data and send it to the data transmission module; the data transmission module is used to transmit the data to the oilfield injection water quality management system.

[0005] According to the above scheme, the data acquisition module is connected to the data display module through a photoelectric coupling circuit.

[0006] According to the above scheme, the chloride ion testing module and the calcium ion testing module are used to test the chloride ions and calcium ions in the oilfield wastewater respectively, and transmit the generated data signals to the data acquisition module.

[0007] According to the above scheme, the pH measurement module is used to test the pH value in oilfield wastewater and transmit the generated data signal to the data acquisition module.

[0008] According to the above scheme, the dissolved oxygen measurement module is used to test the dissolved oxygen in the oilfield wastewater and transmit the generated data signal to the data acquisition module.

[0009] According to the above scheme, the temperature measurement module is used to test the water temperature of the oilfield sewage and transmit the generated data signal to the data acquisition module.

[0010] According to the above scheme, it also includes an abnormal data alarm; the abnormal data alarm is connected to the data acquisition module, which is used to send the alarm signal to the data display module for display through the data acquisition module, and transmit the abnormal data to the oilfield injection water quality management system through the data transmission module.

[0011] According to the above scheme, it also includes a sound alarm; the sound alarm is connected to the data display module and is used to issue an alarm sound according to the alarm audio signal received by the data display module; the sound alarm adopts a buzzer alarm.

[0012] The beneficial effects of the present invention are:

[0013] 1. The oilfield wastewater online multi-parameter tester of the present invention can intuitively and accurately display the pH value, temperature, oxygen content and partial ion content of water through real-time automatic detection, thus realizing the multifunctional, low-cost and high-efficiency testing function of oilfield wastewater.

[0014] 2. The present invention has high measurement accuracy, simple and reliable operation, low operating cost and significantly improved testing efficiency.

[0015] 3. The present invention has a more compact structure, is easy to disassemble and replace during debugging and maintenance, has multiple functions, low measurement cost and high measurement efficiency.

[0016] 4. The present invention is applicable to automatic monitoring of oilfield water injection, automatic monitoring of surface water, water quality monitoring of sewage treatment process, water quality monitoring of sewage discharge outlet, etc., and has broad application prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a principle block diagram of an embodiment of the present invention. DETAILED DESCRIPTION

[0018] To make the objectives, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but rather merely represents selected embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort are intended to fall within the scope of protection of the present invention.

[0020] See also Figure 1, the embodiment of the present invention includes a pH measurement module 6, a dissolved oxygen measurement module 7, a temperature measurement module 8, a chloride ion measurement module 4, a calcium ion measurement module 5, a data acquisition module 3, a data display module 2 and a data transmission module 1;

[0021] The data acquisition module 3 is respectively connected to the chloride ion test module 4, the calcium ion test module 5, the pH test module 6, the dissolved oxygen test module 7, the temperature test module 8, and the data display module 2; the data acquisition module 3 is connected to the data display module via a photoelectric coupling circuit; after the data acquisition module 3 collects various data, it sends them to the data display module 2 via the photoelectric coupling circuit 9, and after recording, the data is transmitted to the oilfield injection water quality management system by the data transmission module 1;

[0022] The chloride ion test module 4 and the calcium ion test module 5 are used to test the chloride ions and calcium ions in the oilfield wastewater, and generate data signals to be transmitted to the data acquisition module 3;

[0023] The pH measurement module 6 is used to test the pH value of oilfield wastewater and generate a data signal to be transmitted to the data acquisition module 3;

[0024] The dissolved oxygen measurement module 7 is used to test the dissolved oxygen in the oilfield wastewater and generate a data signal to be transmitted to the data acquisition module 3;

[0025] The temperature measurement module 8 is used to test the water temperature of the oilfield sewage and generate a data signal to be transmitted to the data acquisition module 3;

[0026] It also includes an abnormal data alarm 10; the abnormal data alarm 10 is connected to the data acquisition module 3, displays the alarm parameters through the data display module 2, and transmits the abnormal data to the oilfield injection water quality management system through the data transmission module 1;

[0027] It also includes a sound alarm 11; the sound alarm 11 is connected to the data display module 2; the sound alarm 11 is a buzzer alarm.

[0028] The above embodiments are intended only to illustrate the design concepts and features of the present invention. Their purpose is to enable those skilled in the art to understand the contents of the present invention and implement them accordingly. The scope of protection of the present invention is not limited to the above embodiments. Therefore, any equivalent changes or modifications made based on the principles and design concepts disclosed in the present invention are within the scope of protection of the present invention.

Claims

1. An online multi-parameter tester for oilfield wastewater, characterized by: It includes a data acquisition module, a data display module and a data transmission module connected in sequence, and also includes a pH measurement module, a dissolved oxygen measurement module, a temperature measurement module, a chloride ion measurement module and a calcium ion measurement module respectively connected to the data acquisition module; The data acquisition module is used to collect data from each connected measurement module and send it to the data display module; The data display module is used to store and display data and send it to the data transmission module; The data transmission module is used to transmit data to the oilfield injection water quality management system.

2. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: The data acquisition module is connected to the data display module through a photoelectric coupling circuit.

3. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: The chloride ion test module and the calcium ion test module are used to test the chloride ions and calcium ions in oilfield wastewater respectively, and transmit the generated data signals to the data acquisition module.

4. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: The pH measurement module is used to test the pH value in oilfield wastewater and transmit the generated data signal to the data acquisition module.

5. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: The dissolved oxygen measurement module is used to test the dissolved oxygen in oilfield wastewater and transmit the generated data signal to the data acquisition module.

6. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: The temperature measurement module is used to test the water temperature of oilfield wastewater and transmit the generated data signal to the data acquisition module.

7. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: It also includes an abnormal data alarm; the abnormal data alarm is connected to the data acquisition module, which is used to send the alarm signal to the data display module for display through the data acquisition module, and transmit the abnormal data to the oilfield injection water quality management system through the data transmission module.

8. The oilfield wastewater online multi-parameter tester according to claim 1, characterized in that: It also includes a sound alarm; the sound alarm is connected to the data display module and is used to emit an alarm sound according to the alarm audio signal received by the data display module; the sound alarm adopts a buzzer alarm.

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