(i) Raw Material Link: Precise Measurement and Monitoring to Ensure Stable Supply
The raw material link is the starting point of production, and accurate measurement and reliable monitoring are crucial for subsequent processes. In the raw material storage and transportation link, we use radar level gauges and differential pressure level gauges for continuous liquid level monitoring of raw material storage tanks, effectively preventing the risk of overflow or evacuation; electromagnetic flowmeters and mass flowmeters accurately control the feeding rate of various raw materials to ensure stable supply according to the preset ratio; pressure gauges are installed at the outlet of the transfer pump to monitor the pumping pressure in real time and ensure the stable operation of the transportation system. This complete instrument configuration lays a solid foundation for the stable progress of the subsequent polymerization reaction.
(ii) Polymerization Link: Precise Control of Core Parameters to Ensure Reaction Efficiency
The polymerization reaction is the core link of the production process, which requires precise control of various key parameters. The differential pressure level gauge continuously monitors the liquid level change in the reactor; the electromagnetic flowmeter and rotameter accurately regulate the flow of reaction materials; the resistance temperature detector (RTD) measures the reaction temperature in real time and accurately, providing a reliable basis for temperature control; the pressure transmitter fully monitors the reaction pressure to ensure operation within a safe range. This complete monitoring system ensures that the polymerization reaction is carried out under optimal conditions, effectively improving the product conversion rate and quality stability.
(iii) Granulation Link: Coordinated Control of Extrusion and Cooling to Ensure Uniform Particles
The granulation link realizes the standardization of the physical properties of the product through precise control. The electromagnetic flowmeter and rotameter respectively control the delivery rate of the polymer solution and the flow of the cooling medium to ensure the coordinated and stable granulation process; the resistance temperature detector (RTD) monitors the temperature of the extruder to prevent material decomposition caused by overheating; the pressure transmitter detects the pressure at the outlet of the extruder to provide a basis for process adjustment. This configuration ensures the uniformity and consistency of particle formation and creates good conditions for subsequent processes.
(iv) Drying Link: Optimization of Temperature and Airflow to Improve Drying Efficiency
The drying link has an important impact on the final quality of the product. The vortex flowmeter and rotameter accurately control the hot air flow to optimize energy utilization efficiency; the resistance temperature detector (RTD) monitors the inlet and outlet air temperatures to ensure that the drying temperature is within the optimal range; the pressure transmitter monitors the pressure of the drying system to ensure smooth air flow and system safety. This configuration not only ensures the drying effect but also improves the energy utilization efficiency.
(v) Crushing and Sieving Link: Equipment Monitoring and Dust Removal Guarantee to Ensure Continuous Production
The focus of the crushing and sieving link is the stable operation of equipment and environmental protection. The vortex flowmeter monitors the air volume of the pneumatic conveying system; the resistance temperature detector (RTD) monitors the bearing temperature of the crushing equipment to prevent equipment damage caused by overheating; the pressure transmitter detects the pressure difference of the dust removal system to ensure effective dust collection. This configuration ensures the continuous and stable operation of the equipment while meeting the environmental protection requirements.
(vi) Packaging Link: Inert Protection and Precise Measurement to Ensure Final Quality
The packaging link is the final gateway for product quality. The radar level gauge monitors the material level of the finished product silo; the rotameter controls the nitrogen supply to realize the inert protection of the product and prevent moisture absorption and deterioration; the resistance temperature detector (RTD) and pressure transmitter respectively monitor the temperature of key parts of the packaging equipment and the pressure of the pneumatic system to ensure the accurate and reliable packaging operation. This complete instrument configuration ensures the quality and storage stability of the final product.
3.Summary
Polyacrylamide (PAM) is an indispensable functional additive in the industrial field. Its applications cover many key industries, which not only improve efficiency and empower industrial production but also indirectly serve daily life, with key and diverse values.
The full release of PAM’s value is inseparable from the strong support of Jiangsu Huahai Measuring Instruments. Huahai Instruments focuses on the key links in the whole life cycle of PAM, and conducts precise monitoring and data feedback on the core parameters such as raw material ratio, reaction temperature and pressure in the production process, as well as the dosage concentration and flow rate in the application process. It not only directly ensures the stable production quality and controllable application effect of PAM but also indirectly injects momentum into the efficient progress of oil exploitation and the stable operation of the water treatment field. Finally, it effectively safeguards the water safety and energy supply guarantee in people's daily life, realizing the dual realization of industrial value and people's livelihood value.
