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Shenzhen Osen Purification Technology Co., Ltd

  • E-mail

    1505508739@qq.com

  • Phone

    18948352970

  • Address

    7A, 7th Floor, Building A, Xuda Industrial Park, No. 213 Fuyuan Street, Fenghuang, Bao'an District, Shenzhen

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Supplier of Automatic Noise Monitoring System

NegotiableUpdate on 01/17
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Overview

The Ningbo factory manufacturing workshop noise emission monitoring system deploys noise sensors at key points such as the factory boundary and production workshop, combined with a data transmission and analysis platform, to achieve real-time collection of noise values, automatic alarm for exceeding standards, and historical data tracing. It can not only provide objective basis for environmental protection enforcement, but also help enterprises dynamically grasp the noise emission status and actively implement noise reduction measures, becoming an important technical support for balancing industrial production and environmental harmony.

Product Details

Disclaimer: The above prices do not represent actual prices and need to be confirmed based on actual needs before pricing can be determined. Our company has many configurations, with high configurations and high prices. If you need them, please consult us by phone or contact our customer service online. We apologize for any inconvenience caused!

In the industrial production process, the continuous noise generated by the operation of machine tools, the roar of fans, and the exhaust of pipelines not only interferes with the living environment of residents around the factory area, causing a large number of environmental complaints, but also may lead to occupational health problems such as hearing loss and psychological anxiety among enterprise employees. Traditional industrial noise monitoring often adopts the method of manual regular sampling, which has drawbacks such as limited monitoring time, insufficient data representativeness, and difficulty in tracing the source of excessive noise in a timely manner. It is difficult to meet the refined supervision requirements of environmental protection departments for industrial enterprise noise emissions, and it is also not conducive to enterprises to identify noise pollution sources themselves and optimize production processes.

With the revision and implementation of the Noise Pollution Prevention and Control Law of the People's Republic of China, as well as the increasing public expectations for ecological environment quality, industrial noise pollution has become one of the key areas of environmental governance.

Ningbo Factory Manufacturing Workshop Noise Emission Monitoring SystemMeets the requirements of GB/T3785.1 for Level 1 sound level meters, and the equipment has functions including automatic calibration of the microphone, recording, and frequency spectrum analysis of 1/1 octave and 1/3 octave bands; Meet the requirements of GB3096-2008 "Quality of Acoustic Environment", HJ906-2017 "Technical Specification for Automatic Monitoring of Acoustic Environment Quality in Functional Areas", and HJ907-2017 "Technical Requirements for Automatic Monitoring System of Environmental Noise" for automatic monitoring of noise in functional areas.

宁波市工厂制造车间噪声排放状况监测系统

Ningbo Factory Manufacturing Workshop Noise Emission Monitoring SystemIt mainly consists of noise monitoring sub stations (all-weather outdoor microphones, noise collection and analysis units, communication units, power supply systems, meteorological monitoring modules, etc.), central servers, and automatic monitoring data statistical analysis platforms for sound environment. It can monitor and analyze the characteristics of environmental noise, determine the source of noise, and achieve remote data telemetry, noise event monitoring, system automatic calibration through wireless or wired network transmission, ultimately forming multiple reports.

Features

1. High integration and flexible solution: the system can expand sound source tracking, sound source capture, voiceprint recognition, pedestrian flow, vehicle flow, and video surveillance;

2. Equipped with a wind cover, which can be used to reduce the impact of wind noise when measuring in windy environments;

3. Integrated data collection, transmission, and publishing display. By integrating high and flexible solutions and modular deployment, it can meet the needs of different occasions;

4. No tool disassembly, convenient for point migration and equipment maintenance;

5. Multimedia display: can be equipped with monochrome, dual color, tri color, full-color, customizable display interface, and additional display time and date information;

6. Excessive recording: If the noise data exceeds the standard, the camera recording function should be triggered in a timely manner;

7.24-hour automatic monitoring, no need for manual intervention, stable and reliable;

8. Noise exceeding alarm can be triggered by setting alarm conditions;

9. Able to provide custom reports and generate required reports according to user requirements.

10. Combining PC cloud platform and mobile applications to view real-time data, statistical curves, noise pollution trend prediction and other information anytime and anywhere, effectively controlling noise pollution.

Featured Features

voiceprint recognition

Classify the noise in the environment to determine its possible sources and types. The sound types are mainly divided into five categories: domestic noise, construction noise, industrial noise, traffic noise, and natural noise, including no less than 50 subcategories such as thunder, wind, knocking, insect and bird sounds.

Sound source tracking

The sound source tracking and positioning radar is equipped with noise source positioning function. Through precise positioning and microphone phase matching algorithms, it intuitively displays the direction of the sound source, reports excessive alarms and captures videos (with surveillance cameras), and has on-site recording evidence storage and recording function.

Excessive recording

Configure the recorder to automatically trigger the recording function when the noise data exceeds the standard, and upload audio traces, supporting playback and playback.

Constant temperature heating device

In order to adapt to the ultra-low temperature climate environment in the north, the equipment is equipped with a constant temperature heating device. A constant temperature heating device is installed on the equipment. When the ambient temperature is lower than the set temperature of the device, it automatically starts heating to maintain a constant temperature, avoiding the equipment from being affected by too low a temperature.

resume broken transfer

To prevent the occurrence of network disconnection in equipment, which may lead to the loss of monitoring data, our company has developed a breakpoint resume function. When the equipment detects a network interruption, it automatically saves the monitoring data locally. After the equipment is detected to be restored to the network, the data monitored during the disconnection period is automatically uploaded to the server for storage.

Over limit alarm

The device can set an alarm threshold and support remote setting. When the noise data exceeds this value, the device will automatically sound an alarm and upload it to the supervision platform. Supervisors will be reminded through the PC platform or mobile WeChat platform. If the device is equipped with an alarm, it can automatically link with the alarm for sound and light alarm

Remote calibration

Equipped with remote automatic calibration function, the electrostatic exciter can be activated by sending an ACT command remotely. By default, the electrostatic exciter generates a sound pressure level of 94dB to remotely calibrate the microphone and ensure data accuracy.

宁波市工厂制造车间噪声排放状况监测系统

Technical Specifications

serial number

Product Name

technical specifications

1

Noise collection and analysis unit

1) Function:

The collection time can be remotely set;

Having data storage function;

Capable of uploading and receiving instructions;

Capable of data preprocessing;

2) Indicator:

Sampling time: 1-60s can be set arbitrarily;

Data storage: can store 60 days of raw monitoring data and operation logs;

Data transmission: It can automatically upload data in real-time and at scheduled times (time: 1 minute to 24 hours can be set), and can be set remotely;

Interface: Equipped with USB, RS232, RJ45, SD card interfaces

Support downloading data through a universal communication interface;

Equipped with event recording function, the recording adopts FLC lossless compression and supports wireless transmission;

Data communication: capable of both wired and wireless communication; This project adopts 4G wireless communication method;

Reliability: Temporary power and communication failures do not affect data collection. After communication is restored, delayed data can be automatically downloaded and transmitted. Power outages do not lose collected data. After terminal crashes, there is an automatic wake-up function, and the total data collection rate is not less than 95%.

The monitoring data transmission protocol complies with HJ 660-2013 "Technical Regulations for Environmental Monitoring Information Transmission"

2

Compliant with JJG 188 and JJG778 Level 1

Frequency range: 20 Hz to 20K Hz;

Measurement lower limit: < 30dB;

Measurement upper limit:>130dB;

Dynamic analysis range: ≥ 100dB;

Measurement parameters: instantaneous sound level LP, equivalent sound level Leq, cumulative percentage sound level LN (N=5, 10, 50, 90, 95), maximum&maximum sound level Lmax, minimum sound level Lmin, standard deviation SD, etc

Record interval: 1 second resolution, from 1 second to 24 hours;

Frequency weighting: A, C, Z;

Time weighting: F, S, I;

1/1 octave band analysis range: 31.5Hz-16kHz

1/3 octave band analysis range: 20Hz-20kHz

Support standard external sound source calibration, support remote self inspection, the system can set the self inspection frequency arbitrarily, and automatically prompt when the indication deviation is greater than 0.5 dB.

3

around-the-clock

Outdoor microphone

Sensitivity: Sensitivity greater than 30mV/Pa at 250Hz sound pressure;

Directional response: supports 0 ° and 90 ° incidence;

The microphone supports long-term outdoor use and has functions such as windproof, rainproof, dust-proof, anti-interference, and bird proof;

Windshield: not damaged at a wind speed of 30m/s;

The microphone bracket structure facilitates the installation, disassembly, and acoustic calibration of the microphone;

4

communication unit

Real time transmission of noise and automatic monitoring of raw data

The data transmission mode, transmission process, transmission format, etc. shall comply with the relevant provisions of HJ660-2013;

Supports both wired and wireless communication functions. Prioritize 4G wireless transmission and reserve wired transmission function for backup.

5

Excessive recording playback

It has the function of triggering recording and remote playback for sounds exceeding a certain limit, and the triggering limit and recording time can be set;

6

Latitude and longitude unit

Automatically obtain the location of the monitoring station and upload it;

7

Meteorological monitoring unit

Simultaneously measure wind speed, wind direction, temperature, humidity, atmospheric pressure, and five meteorological parameters;

Wind speed: measurement range 0~60m/s, measurement accuracy ± 3%

Wind direction: Measurement range: 0~359.9 °, measurement accuracy ± 3 °

Temperature: Measurement range: -30~+60 ° C, measurement accuracy: ± 0.5 ° C

Humidity: Measurement range: 0~99% RH, measurement accuracy: ± 5% RH

Atmospheric pressure: measurement range: 600-1100 hPa, measurement accuracy: ± 1 hPa

8

Power control unit

1) Equipped with mains and UPS power supply functions.

2) Technical requirements:

Municipal power supply power: ≥ 100W;

Configure UPS power supply to enable continuous operation of equipment for 24 hours without mains power

9

All-weather outdoor protective box

)Function: Used for placing noise monitoring terminal devices and other equipment;

2) Indicator:

Material: Made of anti-corrosion and anti rust materials;

Safety: Equipped with anti-theft alarm device;

Waterproof and dustproof rating IP66

Equipped with anti vibration, impact design, high and low temperature protection design, and anti electromagnetic interference design

10

Installation bracket (pole bracket)

The total height of the pole is 4 meters, and the material of the pole body meets the requirements of firmness, durability, and aesthetics. The pole body meets the requirements of lightning protection and grounding;

11

sound source localization

Identify the location of the sound and mark it in the picture;

12

voiceprint recognition

Can accurately identify the category of sound

13

Video surveillance unit

2 million full-color camera network ball machine

14

LED screen (optional)

P4 full-color 2 * 2 module
Dual row screen frame 64CM * 32CM (rear door opening)

15

Traffic flow monitoring unit (optional)

Traffic flow monitoring

16

Alarm light (optional)

Over limit alarm reminder