Automatic protein powder line: UF/NF membrane purification+TVR/MVR concentration+AI spray drying, 20 t/d dry basis, particle size 180 µ m adjustable, energy consumption 0.35 MWh/t, water<0.9 m ³/t, AI particle size+β - glucan online monitoring, 12 week key delivery, BRC&EAEU one button certification, one-stop digital factory from raw liquid to high-purity powder.



1、 Product positioning and scale

-Terminal products: High purity whey protein powder (WPC80/WPI90), plant protein powder (soybean/pea), functional hydrolyzed protein powder

-Scale: 20 t/d dry powder, key investment of about 10 million yuan (1.5 million US dollars), delivery in 12 weeks







2、 Fully automatic process module and equipment (functional level)

|Module | Core Equipment&Parameters | Optimal Manufacturing Standards&New Technologies|



| 1. Raw materials and ingredients | ① Ton bag unpacking machine 2 t/h, negative pressure dust removal 1800 m ³/h; ② Online weighing ingredients ± 0.1%; ③ Pre mixing/liquid micro addition station | negative pressure conveying without dust; AI vision eliminates foreign objects|

| 2. Wet homogenization&enzymatic hydrolysis | ④ High speed shear tank at 1500 rpm, D90 ≤ 2 µ m; ⑤ Online pH ± 0.02, enzymatic hydrolysis at 45 ° C/90 min | Continuous enzymatic hydrolysis with optional enzyme recovery membrane|

| 3. Membrane separation purification | ⑥ Ultrafiltration UF 10 kDa, ≥ 80% protein recovery; ⑦ Nanofiltration NF 2 kDa, simultaneous desalination/concentration; ⑧ CIP membrane cleaning pry | Low temperature operation ≤ 45 ° C, maintaining the natural structure of protein|

| 4. Concentration and aroma recovery | ⑨ 2 effect TVR+MVR 1 t H ₂ O/h, steam 0.32 kg/kg, 65 ° Brix endpoint; ⑩ Aroma recovery column 0.8% vol replenishment | MVR impeller driven by on-site biogas, power consumption ↓ 40%|

| 5. Sterilization&Sterilization | ⑪ UHT tubing 135 ° C/4 s, plant protein denaturation<5%; ⑫ Online β - glucan monitoring, AI linked sterilization endpoint | Low temperature UHT optional 121 ° C/4 s|

| 6. Spray drying | ≮ Centrifugal spray tower 1 t H ₂ O/h, inlet air 180 ° C/outlet air 80 ° C, particle size D50 180 µ m adjustable; ⑭ Cyclone+wet cleaning, dust<1 mg/m ³ | Online particle size laser monitoring, AI adjusts nozzle frequency|

| 7. Powder post-treatment | ⑮ Linear vibrating screen 100-400 mesh, variable frequency speed regulation; ⑯ 25 kg bag vacuum packaging machine, nitrogen filling O ₂<1%; ⑰ Metal detection Fe Ø 1 mm | Negative pressure conveying+nitrogen sealing, powder loss<0.5%|

| 8. CIP&Digitization | ⑱ 5-tank CIP, Alkali Recovery Membrane, Chemicals -28%; ⑲ Allen Bradley PLC+EtherCAT, AI predicts 92% of faults | Digital twin: Δ T+Δ P linkage CIP, saving 2% of chemicals annually|



3、 Performance and Cost (Key Engineering Delivery)


-Comprehensive yield: 1 t dry basis → 0.9 t protein powder+0.1 t by-products

-Energy consumption: 0.35 MWh/t dry powder (after MVR+CHP deduction)

-Water consumption:<0.9 m ³/t dry powder (80% reused)

-Investment: 20 t/d dry basis approximately USD 1.5 M, key cycle of 12 weeks, BRC&EAEU certified one click delivery.



4. Summary

Through the integration of "membrane separation+TVR+MVR+AI spray+key project", Shanghai Benyou Machinery provides one-stop turnkey from "raw liquid" to "high-purity protein powder", helping you easily own a world-class protein powder factory.