50mL Fixed Bed Catalyst Evaluation Reactor Technical Proposal

1, Equipment Function Description

Part A want to buy one set fixed bed reactor for research laboratories, this device is mainly used for technical investigation, reactor is consist of air inlet system, feed system, preheat system, fixed bed reactor, reaction gas after treatment system and control system.

2, PID Drawing

3, Parameters And Technical Description

1. Design requirement:

1.1 Reactor structure: diameter 50.3mm, total length125.8mm and easy to disassemble and replace

1.2 Reactor operating condition: working pressure ≤11bar, working temperature: ≤970℃,

1.3 Material of Construction: alloy 800 or non-molybdenum analogues.

1.4 Reaction medium: AIR,N2,35% N2O/N2,1%NO2 /N 2,10%NH3 /N2,1%NO/N2,H2O;

1.5 Reactor Heating Method: Electrical heating

1.6 Reactor Seal Method: flange seal

1.7 Feed Method: a) air inlet is precisely measured by the mass flow meter  b) Liquid material is fed by advection pump and matched with steam generator, the gas and liquid material will merge into the tubular after they are preheated by preheater.

1.8 Reaction Gas Aftertreatment System: reaction gas pass through condenser (stage 2) into gas-liquid separation tank and gas product is processed at the back-end.

1.9 Control System: PLC software control, it can display control temperature, pressure, instantaneous flow and cumulative flow of gas also can export data of the temperature, pressure, flow etc.. have overtemperature and overpressure alarm interlock system it will self-power off when overtemperature and overpressure.

2. Design Criteria

2.1 Stabilization of operation;

2.2 Control system is accuracy and flexible operation;

2.3 Key equipment and instrument are followed the principle of safety, stability, reliable and easy operation and control.

2.4 Installation structure is simple, beautiful, and easy to operation and maintain.

2.5 Safety protection insure the equipment is safety running

2.6 Can long time continuously running;

4, Standards

The design,manufacturing, container inspection, packaging and transportation, commissioning are referred to the following standards and regulations. The main standards are as follows:

ISO—— International Organization for Standardization standards;

GB—— National Standard of the People's Republic of China;

ASTM——American Society for Testing and Materials standard;

API——American Petroleum Institute standards;

Safety technical supervision regulations for pressure vessels;

Other general industry standards;

All pipelines, clamps, connectors, valve connections, etc. in imperial system;

GB151-2014——Heat exchanger

GB150-2011——Pressure vessels

TSG R0004-2009—— Safety Technical Supervision Regulations for Stationary Pressure Vessels

GB50093-2013—— Code of Construction and Quality Acceptance for Automatic Instrument Engineering

HG20519-2009——Chemical process design and construction drawings;

HG20546-2009——Provisions for the arrangement of chemical plant equipment;

HG/T20505-2000——Functional signs and graphic symbols for process measurement and control instruments;

HG/T20507-2000—— Design provisions for the selection of automation instruments;

HG/T20509-2000——Design provisions for power supply of instruments;

HG/T20512-2000——Instrumentation piping and wiring design provisions;

HG/T20513-2000——Design provisions for instrument system grounding;

GB2887-2011—— General specifications for electronic computer sites;

JB/T7215-1994——Technical conditions for hot-wall hydrogenation reactor with forged and welded structure;

JB/T4708-2005——Pressure-bearing welding process evaluation;

JB/T4709-2007——Welding procedures for steel pressure vessels;

JB/T4730-2005——Nondestructive testing of pressure-bearing equipment;

GB/T12459-2005——Steel butt-welded seamless pipe fittings

HG/T20615-2009——Steel pipe flanges (Class series)

GB/T14976　Seamless stainless steel pipe for fluid transfer

GB/T983-1995 Stainless Steel Electrode

GB/T4957-1994 Steel Wire of Fusion Welding

GB/T4958-1994 Steel Wire of Gas Shielded Welding

JB4730-94 Nondestructive Testing of Pressure Vessel

HG20580-20585-1998 Technical Regulations for Steel Chemical Containers

JB2536-80——Packages & Transportation

5, Main Parts

Complete set of fixed-bed reactor configuration detailed list

6, Control system

Operation display: PLC+ Computer control, customizable operation interface

Control monitoring: speed, temperature, pressure, reaction time., etc

Control accuracy: temperature (± 1 ℃), rotational speed (± 3rpm)

Safety linkage:1.Custom upper temperature and pressure limit, over temperature and pressure alarm. Automatic over-temperature cut-off.

2. Emergency button

Hardware configuration: imported electrical components; Siemens PLC, Schneider weak current accessories

3. Data recording:

Record the historical trend curve of time temperature/pressure data, and export Excel data forms to achieve unmanned monitoring of the reaction process.

7, Utility

1. Blowing system: Equipped with low-pressure nitrogen (pressure of 8bar), easy to clean, blowing, replacement, and 1/4 interface;

2. Venting system: natural venting or collection venting based on local actual conditions;

3. Power supply system: 380V;

4. Earthing system: equipment shall be grounded as required

5. Equipped with circulating water: hose to cool the agitator;

8, Safety protection

As the test works under chemical conditions, the site of Party A should be equipped with gas masks, fire extinguishers and other relevant fire-fighting equipment on site. At the same time, the workshop and test equipment need to ventilation safety protection and other aspects of strict requirements.

1, The ventilation laboratory needs to be equipped with a certain number of explosion-proof low noise axial flow fans according to the size, and start at a regular time to ensure the requirements of air exchange in the laboratory. According to the general requirements, air exchange is about 6 times per hour.

2, The cabinet using the original standard control cabinet, using non-contact solid state relays.

3, The venting device of high pressure or low pressure venting, if the amount of small can be connected to the venting; if the processing volume is large can not be directly into the atmosphere, it is necessary to increase the absorption equipment, after processing the venting.

9, Workflow and package transportation requirement.

After signing the contract, after party B receives the down payment, party B shall submit the detailed design and technical data within 15 working days, and shall be examined and approved by party A, during this period, the two sides will carry out technical exchanges from time to time; after the basic completion of the factory construction, assembly and commissioning, the two sides will jointly complete the preliminary acceptance of the factory and form a preliminary acceptance report, party a shall complete the public works supporting facilities, conduct joint commissioning, and then both parties shall complete the on-site acceptance and form a formal acceptance report The device enters the maintenance warranty period. Party B shall be responsible for the packing of the equipment. The packing box shall be tightly sealed and strong, suitable for transportation and lifting as a whole. Good protection against moisture, shock, rust and rough handling to ensure the safe delivery of goods to the user site. On arrival at the user's site, the external equipment must be kept intact and strong outer packing box.

10, Delivery and Installation

1. After signing the contract, party B shall deliver the goods according to the contract in time after receive the advance payment.

2. Party B will prepare the public works (380V electricity, water, nitrogen) advanced one week before the equipment arrived Party A＇Site.

3. Destination:

Party A Site (Party B is responsible for delivery to the site, party A is responsible for unloading)

11, Quality Assurance, Acceptance Standard and Methods

1. Party B guarantees that the equipment provided is the original product. Party B according to the technical agreement requirements to provide a complete configuration of the instrument, and ensure the normal use of the instrument.

2. Quality assurance period: from the date of acceptance on-site from the calculation of the overall system warranty for 12 months, the main hardware reactor, warranty period for 12 months.

3. During the warranty period, the maintenance cost caused by the quality problem shall be borne by party B.

4. After the instrument is installed and debugged on site, both parties shall jointly check and accept the performance of the instrument.

5. Party B guarantees that all non-standard equipment will be strength test, and issue the relevant test report

12, Technical Services

During the warranty period, if the device fails due to quality problems, Party B shall provide technical advice and support free of charge and replace the damaged parts and equipment free of charge. After the warranty period, Party B shall continue to provide instrument technical consultation and support free of charge, and supply spare parts with compensation. In the event of a problem with the user device, Party B will respond within 2 hours, provide telephone guidance, online diagnosis and troubleshooting assistance, and send technical personnel to Party A's site within 48 hours if necessary. Under special circumstances, Party B shall send technical personnel to the site of Party A within 24 hours to provide technical services.

The software is maintained for free for life, in addition to consumables, hardware equipment Warranty for 1 year.