Hydrothermal Autoclave
(1)25ml/50ml/100ml/150ml/200ml/250ml/300ml/400ml/500ml/1000ml---PTFE/≤ 220°C
(2)25ml/50ml/100ml/150ml/200ml/250ml/300ml/400ml/500ml/1000ml---PPL/≤ 280°C
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2. Customization:
(1)Design support
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(4)Supply the high quality chemicals and analysis reagent
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3. Assurance:
(1)CE and ISO certification Registered
(2)Trademark: ACHIEVE CHEM(since 2008)
(3)Replacement parts within 1-year for free
Description
Technical Parameters
A Hydrothermal Autoclave is a special type of equipment that typically presents a cylindrical design, similar to a large chemical reaction vessel. The appearance of the kettle body is usually made of high-temperature and corrosion-resistant stainless steel or titanium alloy materials, which can resist extreme conditions of high-pressure reactions. The shape and size of the kettle body are designed according to different application requirements, with capacities ranging from a few liters to several hundred liters. Its exterior design is simple, practical, and meets laboratory safety standards. Through the collaborative work of its various components and accessories, the hydrothermal high-pressure kettle can conduct various chemical reactions and biological experiments in high-temperature, high-pressure, and enclosed environments, providing strong support for scientific research and industrial production. Capable of meeting the needs of various product. During use, it is necessary to pay attention to safe operation and maintenance to ensure the stability and long-term service life of the equipment. During use, it is necessary to pay attention to safe operation and maintenance to ensure the stability and long-term service life of the equipment.
Product Introduction
As an indispensable and important equipment in the laboratory, the development of hydrothermal reactors reflects the technological progress and innovation in the field of high-pressure chemistry. Next, we will explore in detail the specific development history of hydrothermal reactors.
► Origin and Early Development
In the early 20th century, with the rapid development of science and technology, the field of high-pressure chemistry gradually emerged. As a pioneer in high-pressure chemistry, American chemist Parr pioneered a new field of high-pressure chemistry during this period and invented various experimental equipment, including the prototype of high-pressure hydrotherma reaction vessels. This innovation provides new technological means for chemical research, enabling scientists to conduct various chemical reactions in high-temperature and high-pressure environments, thus opening a new chapter in chemical research.
► Technical improvement and functional expansion
With the continuous progress of science and technology, the design and manufacturing technology of product have also been continuously improved and perfected. In terms of materials, scientists have begun to use more corrosion-resistant and high-temperature resistant materials to manufacture hydrotherma kettles, in order to improve their service life and safety. In terms of heating and temperature control, modern hydrotherma kettles adopt advanced heating technology and precise temperature control systems, which can accurately control the temperature during the reaction process and achieve rapid heating and cooling, greatly improving experimental efficiency.
In addition, with the continuous deepening of chemical research, scientists have an increasing demand for the functionality of hydrotherma reactors. In order to meet these needs, modern hydrotherma kettles have added many new functions, such as stirring, pressure control, gas injection, etc. The addition of these functions makes the application of Hydrothermal Autoclave reactors in chemical research more extensive, and can meet various complex chemical reaction requirements.
Product Parameter
Operation Method
When installing a product, the following precautions should be taken:
01
Ensure that the kettle body and lid are cleaned thoroughly to prevent foreign objects from affecting the sealing performance.
02
When installing the gasket, ensure that the gasket is flat and free from warping.
03
The tightening degree of the bolts should be moderate. Excessive looseness can affect the sealing performance, and excessive tightening may cause damage.
04
The installation of the heating device should be stable and firm to prevent safety issues such as detachment or leakage.
05
The installation position of the pressure gauge and safety valve should be easy to observe and operate, and the pipeline connection should be tight to prevent leakage.
06
The installation of other accessories should be selected and configured according to experimental requirements to ensure the integrity and functionality of the equipment.
Record and identification
The recording and marking of hydrothermal autoclaves are crucial links to ensure experimental safety, traceability and the accuracy of results. The following is a detailed explanation from four aspects: record content, identification requirements, implementation methods and importance:
Record content
Basic information of the experiment
Experiment Number: Unique identifier (such as Exp-20231115-01), facilitating data archiving.
Laboratory personnel: Record the name and qualifications of the operator (e.g., "Zhang SAN, Senior Laboratory Technician").
Date and time: Accurate to the minute (e.g., "2023-11-15 14:30").
Equipment parameters
Reactor body number: Unique identification of the equipment (such as "HT-05").
Volume and material: such as "500 mL, Hastelloy C-276".
Safety valve setting pressure: such as "10 MPa".
Reaction conditions
Temperature and pressure: Set value and actual value (e.g., "Set 200℃, actual 198±2℃;" The set pressure was 5 MPa, and the actual pressure was 4.9±0.1 MPa.
Filling degree: solid-liquid ratio or gas phase proportion (e.g. "Solid-liquid ratio 1:10, filling degree 60%").
Stirring rate: such as "300 rpm".
Material information
Raw material name and purity: such as "SiO₂ (99.9%)".
Solvent type and volume: such as "deionized water, 200 mL".
Additives: such as "0.1M NaOH".
Operation process
Heating/cooling rate: such as "5℃/min".
Heat preservation time: such as "24 hours".
Abnormal record: such as "Pressure fluctuation ±0.2 MPa at 150℃ for 10 minutes".
Experimental result
Product status: such as "White powder, yield 85%".
Detection data: Such as "The main peak of XRD 2θ=22.5°, matching the standard spectrum of ZSM-5".
Subsequent processing: such as "centrifugal washing and drying at 80℃ for 12 hours".
Identification requirements
Equipment identification
Pot body marking:
Number: Laser engraving or etching (e.g. "HT-05").
Material and volume: Indicated on the label (e.g. "316L stainless steel, 1L").
Safety Warning: The red label indicates "High temperature and high pressure, operation requires authorization."
Material identification
Container label:
Name: such as "tetrapropyl ammonium hydroxide (TPAOH)".
Concentration: such as "25 wt%".
Validity period: such as "2024-05-01".
Hazard identification: Corrosive symbol (☢️) and protection requirements (" Wear goggles and gloves ").
Sample identification
Sample number: Associated with the experimental record (such as "S-20231115-01-A").
Status tags: such as "Unprocessed", "Centrifuged", "Drying".
Implementation method
Electronic recording system
Use the Laboratory Information Management System (LIMS) or Excel templates to automatically generate experiment numbers and timestamps.
Physical identification tool
High-temperature resistant label: Made of polyimide, it can withstand a temperature of 250℃ and is used for marking the reactor body.
Qr code label: Generate a unique QR code. After scanning, it will display the experimental details and safety information.
Standardized process
Formulate the "Operating SOP for Hydrothermal Autoclaves", clearly defining the requirements for recording and marking.
Regularly review the records to ensure data integrity.
Importance
Safety traceability
The records can quickly locate the cause of the accident (such as the rupture of the reactor body caused by abnormal pressure).
Result reproduction
Detailed records are made to ensure the repeatability of the experiment (such as adjusting the concentration of TPAOH to repeatedly synthesize ZSM-5).
Compliance
Meet the ISO 17025 laboratory certification requirements and avoid the risk of data tampering.
Efficiency improvement
Quickly identify the status of samples through identification to reduce misoperations (such as avoiding direct weighing of un-dried samples).
Summary
The recording and identification of hydrothermal autoclaves should run through the entire experimental process. Through standardized recording templates, physical identification and electronic systems, safe, efficient and traceable experimental management can be achieved. This not only conforms to scientific research norms, but also is the key to ensuring personnel safety and the success of experiments.
Spare Part
The term pressure bomb has completely different meanings and applications in the fields of machinery and military. In the field of mechanics, a pressure spring usually refers to a mechanical component that works using elasticity; In the military field, pressure bombs may refer to thermobaric bombs or similar explosive devices with strong destructive power. The following will provide a detailed introduction to pressure projectiles from these two perspectives.
Material selection is very important
Common materials include carbon steel, stainless steel, aluminum alloy, etc. Different materials have different corrosion resistance, strength, and cost. When selecting materials, it is necessary to consider factors such as the purpose of the container, the contents, and the usage environment. For example, for some highly corrosive substances, it is necessary to choose materials with stronger corrosion resistance, such as stainless steel; For some materials that need to withstand high pressure and resilience, it is necessary to choose materials with higher strength.
The design also needs to go through strict calculations and inspections
When designing, it is necessary to consider factors such as the structure, size, and thickness of the container. At the same time, it is also necessary to consider the usage environment and operating conditions of the container, such as temperature, pressure, corrosiveness, etc. In design, multiple calculations and analyses are required to determine the optimal design solution. The design scheme requires strength verification, stability verification, sealing verification, etc. to ensure the safety and reliability of the container.
Pressure bomb is a device used for storing, transporting, and processing gases, widely used in industries, scientific research, medical and other fields. Due to its special use and structure, it often needs to withstand high pressure, high temperature, and highly corrosive environments, so its materials and design need to undergo strict inspection and testing.
Pressure springs in the mechanical field: pressure springs
Pressure spring, also known as compression spring, is a mechanical component widely used in machines and instruments. It is usually made of spring steel and uses its elasticity to control the movement of components, mitigate impacts or vibrations, store energy, and measure the magnitude of forces. There are many design parameters for pressure springs, including control diameter (such as outer diameter, inner diameter), size of steel wire or rod, material type and grade, number of turns (total turns and right-hand or left-hand), form of both ends, load at a specific deflection length, load ratio, maximum height (free length), and minimum compression during use.
In practical applications, the diversity and flexibility of pressure springs enable them to adapt to different working environments and needs. For example, in hydraulic lifting and manual handling vehicles, pressure springs play an important role in returning the piston rod of the pressure oil pump and the pressure arm of the trolley through their elastic force. However, due to the difficulty in installing and disassembling pressure springs, especially in high elasticity situations, specialized installation and disassembly tools or equipment may be required to assist in the operation.
Pressure Bomb in Military Field: Warm Pressure Bomb
Unlike pressure springs in the mechanical field, pressure bombs in the military field usually refer to thermobaric bombs, also known as thermobaric weapons or cloud explosive bombs. This is an explosive device with extremely high destructive power and lethality, and its biggest practical advantage lies in the particularly huge explosive power in enclosed environments, which is very suitable for urban warfare and trench warfare.
A thermobaric bomb consists of a thermobaric explosive and two independent explosive devices. Its working principle is to first detonate the temperature and pressure explosive into the air, forming a fuel cloud; Subsequently, the second detonation ignited the fuel cloud, causing intense combustion and generating a high-temperature and high-pressure shock wave, thereby killing surrounding enemies. In addition, thermobaric bombs can burn up all the oxygen in the air, causing the opponent to die from suffocation even if they are not directly killed by the heat wave shock wave.
Taking the BLU-118B thermobaric missile developed by the United States as an example, this weapon uses Lockheed Martin's BLU-109 ground penetrating warhead, as well as the PBXIH-135 and improved delay fuse developed by the US Navy Surface Weapons Center. Its explosive effect is more powerful and long-lasting than any conventional explosive, especially when detonated in confined spaces such as caves and tunnels, its killing effect is 50% to 100% higher than in open areas. Therefore, thermobaric bombs are widely used to deal with large areas of soft targets on the ground, reinforce targets inside shelters, and underground works.
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