BH-WYPG series horizontal pressure spray dryer

BH-WYPG系列卧式压力喷雾干燥机

1. Product introduction

1. 产品介绍

Horizontal pressure spray dryer is a kind of drying equipment widely used in chemical, food, pharmaceutical and other industries.

卧式压力喷雾干燥机是一种广泛应用于化工、食品、制药等行业的干燥设备。

It atomizes liquid materials into fine droplets and uses hot air to quickly evaporate water, thereby transforming liquid materials into dry powders or particles.

它通过将液体物料雾化成细小的液滴，利用热空气快速蒸发水分，从而将液态物料转变为干燥的粉末或颗粒。

Because of its efficient, uniform drying effect and continuous production characteristics, this equipment has become one of the indispensable drying equipment in many industries.

这种设备因其高效、均匀的干燥效果以及连续化生产的特性，成为众多行业中不可或缺的干燥设备之一。

2. Working principle and characteristics

2、工作原理与特点

Horizontal pressure spray dryer works as follows:

卧式压力喷雾干燥机的工作原理如下：

1. ** Air heating and filtration ** : After the air is heated through the filter and heater, it enters the hot air distributor of the device.

1. **空气加热与过滤**：空气通过过滤器和加热器加热后，进入装置的热风分配器。

2. ** Hot air distribution ** : Hot air evenly enters the drying room through the hot air distributor.

2. **热风分配**：热空气通过热风分配器均匀地进入干燥室内。

3. ** Liquid atomization ** : The liquid is sent to the pressure spray gun through the feed pump and atomized into small droplets.

3. **料液雾化**：料液通过供料泵送至压力喷枪，被雾化成小液滴。

4. ** Drying process ** : The droplets after atomization contact with hot air, the water evaporates rapidly, and the liquid dries into powder.

4. **干燥过程**：雾化后的液滴与热空气接触，水分迅速蒸发，液体干燥成粉体。

5. ** Powder collection ** : The powder is deposited at the bottom of the dryer and collected by the scraper and the winch transport.

5. **粉体收集**：粉体沉积在干燥器底部，通过刮板传送和绞龙输送收集。

6. ** Tail gas treatment ** : fine powder enters the bag dust collector with the tail gas, and the tail gas is discharged by the fan.

6. **尾气处理**：细粉随尾气进入布袋除尘器，尾气由风机排出。

3. Device features

3. 设备特点

The horizontal pressure spray dryer manufactured by Jiangsu Bohong Drying Company is mainly composed of feeding system, spray system, drying chamber, hot air system, exhaust air system and receiving system.

江苏博鸿干燥公司生产制造的卧式压力喷雾干燥机主要由进料系统、喷雾系统、干燥室、热风系统、排风系统和收料系统组成。

1. ** Feed system ** : The material enters the spray system through the feed pump.

1. **进料系统**：物料通过进料泵进入喷雾系统。

2. ** Spray system ** : The liquid material is atomized into small droplets through the nozzle under high pressure.

2. **喷雾系统**：液体物料在高压作用下，通过喷嘴雾化成细小的液滴。

3. ** Drying chamber ** : The hot air passes through the drying chamber and is fully in contact with the atomized droplets to rapidly evaporate water.

3. **干燥室**：热空气通过干燥室，与雾化后的液滴充分接触，迅速蒸发水分。

4. ** Exhaust system ** : The wet air after evaporation is discharged through the exhaust system.

4. **排风系统**：蒸发后的湿空气通过排风系统排出。

5. ** Receiving system ** : Dried powder or particles are collected through the receiving system.

5. **收料系统**：干燥后的粉末或颗粒通过收料系统收集。

6. ** Fast drying speed ** : After the pressure spray, the surface area is greatly increased, in the high temperature air flow, the instant evaporation of 90~95% of the water, the drying time is only ten seconds to tens of seconds.

6. **干燥速度快**：料液经压力喷雾后，表面积大大增加，在高温气流中，瞬间蒸发90~95%的水分，干燥时间仅需十几秒到几十秒。

7. ** Small floor space ** : Using horizontal air inlet and feed mode, the equipment height is reduced, the structure is compact, and the floor space is reduced.

7. **占地空间小**：采用水平进风进料方式，设备高度减小，结构紧凑，占地面积减少。

8. ** Good product quality ** : short drying time, centralized collection of product coarse and fine powder to meet various quality indicators.

8. **产品品质好**：干燥时间短，产品粗细粉料集中收集，满足各种质量指标。

9. ** Easy operation ** : high degree of automation, low failure rate, convenient internal cleaning of equipment, no dead corners, maintenance and no safety hazards of high-altitude work.

9. **操作简便**：自动化程度高，故障率低，设备内部清理方便，无死角，维护保养无高空作业安全隐患。

4. Application field

4. 应用领域

Horizontal pressure spray dryer is widely used in the following fields:

卧式压力喷雾干燥机广泛应用于以下领域：

1. ** Food industry ** : drying of milk powder, egg powder, fruit and vegetable powder, condiments, etc.

1. **食品工业**：奶粉、蛋粉、果蔬粉、调味品等的干燥。

2. ** Chemical industry ** : drying of dyes, pigments, resins, ceramic powder, etc.

2. **化工行业**：染料、颜料、树脂、陶瓷粉等的干燥。

3. ** Pharmaceutical industry ** : Drying of Chinese medicine extract, pharmaceutical preparations, biological products, etc.

3. **制药行业**：中药浸膏、药物制剂、生物制品等的干燥。

4. ** Other fields ** : drying of pesticides, feed, plastics, etc.

4. **其他领域**：农药、饲料、塑料等的干燥。

5. Structure description

5、结构说明

5.1. Form of heater

5.1. 加热器的形式

Depending on the heat source selected by the user, the heater forms include:

根据用户选用的热源不同，加热器形式包括：

1. Electric heater

1. 电加热器

2. Steam heat exchanger

2. 蒸汽换热器

3. Heat transfer oil heat exchanger

3. 导热油换热器

4. Direct/indirect combustion of natural gas

4. 直接/间接燃烧天然气

5. Direct/indirect burning of coal

5. 直接/间接燃烧煤

6. Direct/indirect burning of oil

6. 直接/间接燃烧油

7. Flue gas

7. 烟道气

The commonly used heating methods are steam heat exchange, electric heating and natural gas direct heating.

常用的加热方式为蒸汽换热、电加热、天然气直接加热。

5.2. Air filter

5.2. 空气过滤器

The system air inlet is equipped with an air filter in the form of:

系统进风口配有空气过滤器，形式有：

1. Coarse air filter

1. 粗效空气过滤器

2. Medium efficiency air filter

2. 中效空气过滤器

3. Sub-high efficiency air filter

3. 亚高效空气过滤器

4. High efficiency filter

4. 高效过滤器

5. High temperature high efficiency filter

5. 高温高效过滤器

5.3. Hot Air dispenser

5.3. 热风分配器

The hot air rotates horizontally into the drying chamber and exchanges heat and mass with the droplets to promote gas-liquid contact and prevent the semi-wet material from sticking to the wall.

热空气水平旋转进入干燥室，与雾滴进行热量和质量交换，促进气液接触，防止半湿物料粘壁。

5.4. Form of feed pump

5.4. 供料泵的形式

Feed pump forms include:

供料泵形式包括：

1. Screw pump

1. 螺杆泵

2. Gear pump

2. 齿轮泵

3. Homogenizing pump

3. 均质泵

4. Diaphragm pump (supporting pressure regulator)

4. 隔膜泵（配套稳压装置）

5. High pressure hose pump

5. 高压软管泵

6. Pneumatic delivery

6. 气压输送

5.5. Pressure spray gun

5.5. 压力喷枪

Advantages of pressure spray gun:

压力喷枪的优点：

1. Simple structure and low production cost

1. 结构简单，制作成本低

2. Simple maintenance, convenient installation and disassembly

2. 维修简单，装拆方便

3. Low atomizing power

3. 雾化用动力较低

5.6. Drying room

5.6. 干燥室

The drying chamber is composed of an outer shell, a skeleton, an inner barrel body and a thermal insulation layer with a thickness of 100 mm.

干燥室由外包、骨架、内筒身、保温层组成，保温层厚度为100毫米。

The hot air inlet and outlet of the drying chamber is equipped with a temperature measuring device to observe the spray situation, and a cleaning door is designed to facilitate cleaning.

干燥室的热风进出口处装有温度测量装置，便于观察喷雾情况，设计有清理门便于清洗。

5.7. Gas-solid separator

5.7. 气固分离器

According to product characteristics and environmental requirements, gas-solid separators include:

根据产品特性和环保要求，气固分离器包括：

1. Cyclone separator

1. 旋风分离器

2. Diffusion separator

2. 扩散式分离器

3. Bag dust collector

3. 布袋除尘器

4. Wet dust collector

4. 湿法除尘器

5. Settling chamber

5. 沉降室

6. Electrostatic precipitator

6. 静电除尘器

The commonly used separation device is the cloth bag dust collector.

常用的分离装置为布袋除尘器。

5.8. Waste heat utilization device

5.8. 余热利用装置

The exhaust gas is recovered and reused through the waste heat device, and the fresh air entering the system is heated to 40-70℃ by two indirect heat exchanges, reducing energy consumption and reducing operating costs.

尾气通过余热装置回收再利用，两次间接换热将进入系统的新风加热至40-70℃，减少能耗，降低运行成本。

5.9. Centrifugal fan and regulating damper

5.9. 离心风机及调节风门

The air volume of the fan can be adjusted through the air inlet door, the adjustment form can be manual or automatic, and the automatic adjustment is completed by adding an electric actuator.

风机风量可通过进风口的风门调节，调节形式可为手动或自动，自动调节通过增加电动执行机构完成。

5.10. Electrical cabinet control

5.10. 电器柜控制

Control forms include conventional control, PLC control (touch screen control), DCS control (computer control).

控制形式包括常规控制、PLC控制（触摸屏控制）、DCS控制（电脑控制）。

The main control points are blowers, induced draft fans, electric heaters or burners, feed pumps, etc. The main adjustment parameters are inlet air temperature, outlet air temperature, indoor pressure.

主要控制点有鼓风机、引风机、电加热器或燃烧器、供料泵等，主要调节参数有进风温度、出风温度、室内压力。

The horizontal pressure spray dryer produced by Jiangsu Bohong Drying Company is widely used in food, chemical, pharmaceutical and other industries because of its high efficiency, fast, small footprint and easy operation.

江苏博鸿干燥公司生产制造的卧式压力喷雾干燥机以其高效、快速、占地少、操作简便等特点，广泛应用于食品、化工、制药等行业。

Its development trend will move towards the direction of high efficiency, energy saving, intelligence and multi-function to further meet the needs of different users.

其发展趋势将朝着高效节能、智能化、多功能化的方向迈进，进一步满足不同用户的需求。