No.

Items

Detail Description

1

Tank Body System

Tank Body:Total Capacity: 50L; Diameter-height-ratio:1:2.5; Liquid Loading Coefficient:60~80%

Material of Tank Body:316L SS; Material of Jacket: 304 SS

Design Pressure of Tank Body: 0.25Mpa; Working Pressure: <0.2Mpa

Design Pressure of Jacket: 0.3Mpa;Working Pressure: <0.25Mpa

Structure of Tank Body: Total SS tank body without dead corner in the tank, with deep-aerating air pipe and gas distributing ring; 4 movable baffles; sample valve and discharge valve special for fermentation tank; long strip of sight glass with wide visual angle; with sockets for standard temperature, PH,DO sensors;

Structure of Tank Cap: 1 charging mouth, 1 mouth of safety inspection lamp; 5 thread joints at international standard include: 3 universal feeding joints, 1 defoaming electrode joint and 1 air outlet joint (with air outlet condenser);

Structure of Jacket: adopt optimized thread guide-plate design, prevent imbalance of heat transfer or short circuit of heat-exchange medium in the jacket and increase the efficiency of heat exchange;

Surface Treatment: mirror polishment of inner and outer surfaces, polishment precision<Ra0.4; all weld seams are smooth and unabrasive (according to international standard)

2

Stirring System

Adopt dire ct-connected mechanical upper stirring system;

Motor: DC motor with wide range and low noise, power 0.8 KW;

Mechanical Seal: single side face mechanical seal from American John Crane;

Stirring Paddle:standard 3-level and 6-flat-leaf paddle special for fermentation, height of paddle leaves can be adjusted (can require for changing different types of stirring paddles according to different requirements of fermentation technique); push-type mechanical defoaming paddle with harrow

3

Pipeline System

3.1

Air Pipeline

Air Pre-filter: 316 SS polished casing, filtering core from SHANGHAI FILTER CO., LTD., material: hydrophobic PTFE film, filtering accuracy: 0.1μm, air flow 0.1m3/min

Air Fine-filter (sterilization filter): 316 SS polished casing, filtering core from SHANGHAI FILTER CO., LTD., material: hydrophobic PTFE film, filtering accuracy: 0.01μm, air flow 0.1m3/min

Spinner Flowmeter: LZJ/LZB Series air Flowmeter from Changzhou Shuanghuan Thermo-technical Instrument Co., Ltd.; manual control range of flow: 400~4000L/h;

Valves: all adopt 304 and 316 SS ball valves and  diaphragm valves

Pipelines: all adopt 304 and 316 SS polishing pipes

3.2

Steam Pipeline/Water Inlet Pipeline/Waste Drain Pipeline

Valves: all adopt 304 and 316 SS ball valves and  diaphragm valves

Pipelines: all adopt 304 and 316 SS polishing pipes

4

Machine Frame

Material: 304 SS, polished surface, floor-type; with feeding bottle frame and motor stands; simple and nice appearance, human-natural structure

Name

Technical Index

Component Configuration and Instruction

Control Method Display

On-side Instru-ments

Upper-lower controller centralized

Temperature control/test system

Control range: water temperature of outside source +5°C~60°C

Control accuracy: ±0.2°C

Sensor: PT100 (imported platinum resistor)

Temperature transducer (SYBIO)

SS Electric heater (1.5KW)

Circulation pump (German WILO)

√

Stirring speed control system

Control range: 50~800rpm

Control accuracy: ±5rpm

Motor: 0.8 KW DC Servo motor ( SHANGHAI SHENGFENG)

DC  Speed-governing board (SYBIO)

√

pH control/test system

Range: 2.00-12.00

Accuracy: ±0.05

Hot-resistant and sterilizing pH electrode and guide wire (SWITZERLAND METTLER) Transducer (SYBIO)

Peristaltic pump (SYBIO)

Feeding bottle (unstressing and hot-resistant serum bottle)

√

DO test system

Range: 0-100%

Accuracy: ±1%

Hot-resistant and sterilizing DO electrode and guide wire (SWITZERLAND METTLER)

Transducer (SYBIO)

√

Defoaming control/ test system

Test/Control

Defoaming electrode and transducer (SYBIO)

Peristaltic pump (SYBIO)

Feeding bottle (unstressing and hot-resistant serum bottle)

√

Feeding control system

Range: 0~1200ml/min

Accuracy: ± 2%

Speed-time-ratio of feeding is adjustable

Peristaltic pump (SYBIO)

Feeding bottle (unstressing and hot-resistant serum bottle)

√

Tank pressure test system

Range: 0~0.25Mpa

Accuracy: ±0.01Mpa

SS Pressure gauge (BRIGHTY)

√

Air-flow control system

Range: 400~4000L/h

Accuracy: ±5%

Display/Manual Adjust

Spinner Flowmeter (CHANGZHOU SHUANGHUAN)

√