Introduction: The thermal environment of traditional thermogravimetric analyzers is usually realized by direct electric heating methods, such as resistance wire heaters, infrared lamp heaters, and the temperature field is applied to the measurement sample by means of transmission, convection, and radiation; while microwave thermogravimetric analysis technology , innovatively uses microwave energy as the thermal environment energy provider, and expands the application scope and field of thermogravimetric analysis technology through microwave medium heating technology. Heat treatment, and directly led to the development of the following fields: 1. The field of thermal analysis: the relationship between microwave heating technology and sample materials, such as the relationship between dielectric constant εy and loss factor tgδ 2. Research field: As a heat source directly acting on the medium, microwave heating technology can realize large-capacity and volume sample processing in a macro environment 3. Testing field: microwave heating technology is efficient and clean, and it can be used in testing field, which can greatly improve testing speed and work efficiency Features: 1. Open microwave thermogravimetric (thermobalance) test platform, suitable for the test of moisture and volatile matter 2. Support microwave thermogravimetric measurement of 500g weight range within 300˚C 3. Support open air environment, negative pressure exhaust 4. Intelligent control system, temperature and power closed-loop controllable 5. The experimental data curve is displayed and the data can be exported 6. User-customized and expandable functions: 800˚C high temperature thermogravimetric test (MKC-M1A) Technical parameter microwave system 1. Microwave power: rated power 800W/2450MHz, stepless non-pulse continuous microwave power output 2. Microwave heating cavity design: 304 stainless steel welded together, solid and reliable; The thermogravimetric system was built using the patented technology of "Microwave Thermogravimetric Analysis Device" with patent number ZL201821307125.9. Inner cavity size: about 20L, suitable for multi-weighing vessel testing system functional system 1. Weight system: ①Weighing balance parameters: range up to 500g, accuracy 0.01g ②Material system: 500～1000ml plastic utensils for water and volatile process disposal 2. Temperature control: ①Temperature range: common working temperature 0～300℃ ②Infrared temperature measurement, direct temperature measurement 3. Atmosphere conditions: negative pressure exhaust Control System 1. Using PLC programming control: good human-computer interaction, integrated control terminal, intelligent and controllable temperature and power 2. Touch screen dialogue window, easy and fast operation, real-time display of time, temperature, power curve, data can be read and stored 3. Multiple sets of program memory functions, which can store, modify, call, delete and other system operations on the program security system 1. The door body has multiple interlocking structure, the door is powered off, and the operator is protected 2. The door body adopts a side-pull locking structure, which has two functions of heat insulation and microwave leakage prevention, protecting the operator. 3. The door body adopts λ/4 high impedance microwave anti-current suppression structure to ensure the health and safety of operators. Microwave leakage: <5mW/cm2 (better than the national standard) Machine description 1. Equipment power supply: 220Vac / 50Hz, power consumption of the whole machine: 1300W 2. Appearance size: main body about: 550×750×600mm (width×height×depth) 3. Equipment weight: 50kg
Introduction: The thermal environment of traditional thermogravimetric analyzers is usually realized by direct electric heating methods, such as resistance wire heaters, infrared lamp heaters, and the temperature field is applied to the measurement sample by means of transmission, convection, and radiation; while microwave thermogravimetric analysis technology , innovatively uses microwave energy as the thermal environment energy provider, and expands the application scope and field of thermogravimetric analysis technology through microwave medium heating technology. Heat treatment, and directly led to the development of the following fields: 1. The field of thermal analysis: the relationship between microwave heating technology and sample materials, such as the relationship between dielectric constant εy and loss factor tgδ 2. Research field: As a heat source directly acting on the medium, microwave heating technology can realize large-capacity and volume sample processing in a macro environment 3. Testing field: microwave heating technology is efficient and clean, and it can be used in testing field, which can greatly improve testing speed and work efficiency
