VPSA Oxygen station 1. Compenents of VPSA Oxygen station 1.1 Air Fan and Vacuum Pump Air fan provide air source for the whole system. Based on VPSA oxygen generator design condition and customer requirements, fan with proper outlet air pressure is to be provided. Vacuum pump ensures correct system operation and keeps the system in ideal vacuum state, which ensures equipment constantly adsorb nitrogen and produce oxygen. 1.2 Temperature Regulating System Air temperature regulating system is made up of a water cooler and an electric heater. The temperature of air compressed by fan is around 65oC-70oC, passing the water cooler, its temperature is reduced to meet the requirements of process operation. Then it is sent into the adsorption towers. In winter, the temperature of air is to be increased by the electric heater and reaches the requirements of process operation. 1.3 Adsorption System The adsorption system mainly consists of two towers filled with zeolite molecular sieve adsorbents and piping valves etc. Air enters into the bottom of one tower, when passing through the adsorbent layer,N2, Coxygen, Vapor are adsorbed by molecular sieve and oxygen passes through the adsorbents and gathers at the top of tower, flowing out as produced gas, meanwhile the other tower is in the process of regeneration. When the adsorbing tower almost reaches saturation, by the operation of control system, the processing air flows into the regenerated tower and begins to produce oxygen.Two towers alternately adsorb and constantly produce oxygen . 1.4 Oxygen Buffer Tank Compared with three-tower process, oxygen generator with two towers can not produce consecutive oxygen, therefore, a buffer tank with large volume is needed for stable oxygen output. 1.5 Control System 1.5.1 System process is achieved by DOS control system. In this system, valves switches are independently controlled by PLC (Programmable Logic Controller). Analog signals of test sensors communicate with the main control system through specific communication protocols. Relevant data of specific unit can be sent to main control system and remote control signals of main control system can be accepted by specific unit. 1.5.2 In order to ensure safe oxygen supply, functions of interlink, protection, alarm, print, record etc can be provided. 1.5.3 The output variation of oxygen supply can be adjusted by DCS control system. System operating parameters can be adjusted to save energy. 1.5.4 The main control system adopts industry computer, provided with specific software and convenient human-machine touching screen, Start/stop and operating parameter collection can be realized on control panel. Remote monitor and print of running status record can be easily achieved.
Key Parameters 200-6,000 Nm3/h (per set) (Higher capacity can be achieved with combined multiple sets). Oxygen purity: 21-95%. Power consumption: 0.3-0.36 kWh/Nm3 with oxygen purity of 90%. Vacuum Pressure Swing Adsorption (VPSA) technology can produce the desired gas(es) much more efficiently. The system segregates certain gases from a gaseous mixture at near ambient pressure; the process then swings to a vacuum to regenerate the adsorbent material, zeolite molecular sieves. It draws the gas through the separation process with a vacuum, typically generated by a blower, The systems apply pressurized gas to the separation process and also apply a vacuum to the purge gas. Suzhou Doer Gas & Chemical Equipment (DoerCryo) specializes in Atmospheric Cryogenic Storage Systems (Full Containment/Vacuum-insulated/MicroBulk Tanks for LNG, LOX, LIN, LAR, LCO2, LN2O, LC2H4...), VPSA Oxygen Generators/Plant, & Air Separation Units (ASU). We're ISO9001, 14001, 45001, ASME certified, having rich experience working with large engineering/energy enterprises, having been well received home and abroad.
Supply Ability & Additional Information Packaging: Wooden packaging or as requirementsTransportation: Ocean,Land,AirPlace of Origin: ChinaPayment Type: L/C,T/T,OthersIncoterm: FOB,CFR,CIF,EXW Packaging & Delivery Selling Units: Set/Sets Package Type: Wooden packaging or as requirements KEY TECHNICAL PARAMETERS Model: VPSA-6000. O2 flow rate: 6000 Nm3/h (customizable). O2 purity: 21-93% (vol) (customizable). 0.05~0.15 bar (Oxygen compressor can be added to have desired pressure). Power supply: AC 380 V. Power consumption: 0.32±0.02 kWh/Nm3@93% O2. Noise level: 80 dB (@1 m). Start-up time: 30 min. MTBF: 8400 h/a. Operating mode: continuous. Life time of adsorbent: 10 years. Life time of valve seals: 2 million times openning and closing. Design life of static equipment (adsorber towers etc.): 15 years.
Technique Parameter Oxygen flow rate .. 1L-5L Oxygen concentration .. 93% + 3% Rated voltage / Power .. AC220V + 22V ,50Hz + 1Hz Material .. Plastic Oxygen concentration .. 0.5-3L/min 90% Flow fluctuation .. 0.7L/min Atomization amount .. 0.2ml/min environment temperature .. 5-40 humidity range .. 80% Atmospheric pressure range .. 86kpa -- 106kpa Size .. L448*W245*H492 Weight .. 14.5g 1. Headset type components (optional) 2. Nasal tube assembly (optional) 3. Atomizer assembly
1. Current overload or line surge shutdown 2. High temperature compressor shutdown. 3. High pressure alarm shutdown. 4. Low pressure alarm shutdown. 5. Low oxygen cocentrator alarm. Oxygen concentrator: 0.5-5L/min Purity: 95%+_3% Working system Continuous Power Supply AC230V.50Hz/AC220V.60HZ AC120V.60Hz Power: 390VA Net Weight: 16kg( Gross weight: 18.5kgs) Warranty: Long-life compressor designed for 1000 hours of maintenance-free use. Size: 33*26*54cm
Cryogenic atmospheric flat bottom storage tanks, vacuum insulated storage / microbulk tanks, vpsa oxygen generator / plant, air separation units (asu)..
We purchase stems from farmers and suppliers as shown in pictures and we then cut them and clean them of foreign matter and we then bag them. We can provide with the following certificates, 1. Processing certificate. 2. SGS certificate. 3. Origin Certificate. 4. Phytosanitary Certificate. 5. USD 3.42/kg CIF China
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Capacity: 300~3000 Nm3/hr Purity: 90-92% Outlet pressure:0.1~ 0.4 bar
Technology Brief Based on the principle of VPSA technology, the VPSA-O2 units adopt the special adsorbent (model: PU-8) to enrich the oxygen in the air and supply it to the user. Production Capacity 1000Nm3/h~40000 Nm3/h, Converted to liquid oxygen: 34 TPD~1360 TPD Typical Applications > Steel: Blast furnace oxygen-rich coal injection, electric furnace steelmaking > Non-ferrous metallurgy: combustion-supporting for non-ferrous metals metallurgy including copper, lead, nickel, zinc, tin and gold. > Chemical: gasification furnace oxygen-rich gas making, carbon black production, sulphur trioxide production etc. > Kiln energy-saving: combustion supporting for glass kilns, cement kilns and oxygen-rich combustion supporting for waste incinerators > Papermaking: pulp bleaching process > Sewage treatment: OEAA technology, oxygen source for ozonizer Technical Advantages 1. Experienced engineering PKU PIONEER has built the most VPSA-O2 plants in China, including the world's largest VPSA-O2 plant. 2. Excellent energy consumption Energy consumption of PKU PIONEER's VPSA-O2 plant is 0.29-0.32kWh/m3 O2, which is among the lowest, around the world. 3. Internationally-leading process design PKU PIONEER has built up the first set of radial bed in China. Independently-developed five-bed, air intake and other original process designs have proved obvious advantages. 4. The independently-developed lithium-based adsorbent PKU PIONEER's independently-developed and produced lithium-based VPSA-O2 adsorbent PU-8 is featured by high selectivity and high working capacity of nitrogen, which is among the best around the world. 5. Mature and reliable system running The long-term engineering practice has proved that PKU PIONEER's VPSA-O2 plants are stable and the supplementary devices are mature and reliable, thus ensuring the continuous production for users.
We have a stock of quality, low-life generators from the military ï?¬ CAT 3408 400kW ï?¬ CAT C-16 500kW ï?¬ CAT 3406 350kW (House type) ï?¬ Cummins VTA-28G5 500kW ï?¬ Cummins LTA-10 250kW (House Type) ï?¬ Cummins LTA-10 250kW ï?¬ Cummins NT85-G3 350kW ï?¬ Cummins NT85-G3 350kW (House type) ï?¬ Cummins NT85-G2 300kW Please study if it is suitable for your market.
General Purpose Fresh Coir Block (Processed & Compressed Coir) Coir pith blocks ensure high oxygen levels and therefore good drainage properties. They reduce the dormancy period of seeds and promote early sporting in almost all flowering plants and vegetable crops, We can supply coir blocks as Fresh Coir Blocks for vegetables/fruits and High Drain Rose Mix Coir Blocks specially designed to be used with Roses. Can be supplied in different weights, sizes or as per buyer’s requirements. Please contact us for more details and price quotations Advantages of Fresh Coir Blocks: Designed for vegetable and fruit plants Faster binding of soil Resistant to mold & rot; no chemical treatments needed Great air and water permeability Holds the seeds/saplings in place Excellent medium for quick vegetation No removal costs; Naturally degrades over a period of 2 to 5 years time Promotes deep rooting of plants Provides nutrients Easy to install Eco-friendly We can make 5 kg and 15 kg blocks.
This recertified Medical MD Oxygen Cylinder is perfect for professional or personal home oxygen use. With a 14.6 cu ft capacity,this medical oxygen cylinder is perfect for portability and smaller spaces. This lightweight, easy to transport aluminum requalified cylinder is DOT approved, and ready for medical or industrial use. It comes fitted with a CGA870 post valve installed and a freshly painted dome in a Medical Green color for easy identification. PREMIUM CONSTRUCTION Reconditioned High-quality aluminum body Clearcoat protected Medical green rust-resistant painted dome CGA870 medical post valve installed Approximately 4.4â?³ in diameter x 16.3â?³ in height* (with valve) Weighs approximately 6 pounds Capacity 14.6 cubic foot 2015 PSI service / 3360 PSI test pressure Stamped DOT-3AL2015 5-year retest interval Recertified test within 180 days prior to shipment
Technique Parameter Oxygen flow rate .. 1L-5L Oxygen concentration .. 93% + 3% Rated voltage / Power .. AC220+V 22V ,50Hz + 1Hz Material .. Plastic Oxygen concentration .. 0.5-3L/min + 90% Flow fluctuation .. 0.7L/min Atomization amount .. + 0.2ml/min environment temperature .. 5-40 humidity range .. 80% Atmospheric pressure range .86kpa -- 106kpa Size .. L448*W245*H492 Weight .. 14.5g 1. Headset type components (optional) 2. Nasal tube assembly (optional) 3. Atomizer assembly