Beth yw'r tymheredd gweithredu gorau ar gyfer Powdwr Bacillus Coagulans mewn prosesu bwyd?

Mewn prosesu bwyd, gellir rhannu tymheredd gweithredu mwyaf effeithiol ar gyfer Powdwr Bacillus Coagulans i ddwy sefyllfa: "madarchu/lledaenu" a "gylchu prosesu tymheredd uchel", gyda ystodau ymarferol wedi'u diffinio'n glir o fewn y diwydiant.

I. Ymestyniad/Chwyddiant: Caniatáu llid cyflym a mwynhau gweithgarwch y powdr i'r eithaf

Dyma'r tymheredd gorau ar gyfer cynhyrchu neu gymwysiadau mwynhad, gyda'r nod o hybu twf cyflym Bacillus a ffurfiant sborau gweithgar iawn.

• Ystod tymheredd orau: 40–50 gradd (mae'r rhan fwyaf o fathau'n addas yn optimaidd ar tua 45 gradd )
• Ar yr tymheredd hwn,Powdr Bacillus Coagulansyn dangos y cyfradd lledaeniad gyflymaf a'r gyfradd llawn dwymo uchaf, gan gyrraedd glendid spôr odros 85%, sy'n hanfodol ar gyfer gwrthiant i dymheredd uchel dilynol.
• Mae twf yn arafu o dan 35 gradd, ac mae lluosi yn cael ei rwystro uwchben 55 gradd, gan ei wneud yn annaddas ar gyfer cyrchu a phroliferu.

II. Prosesu Tymheredd Uchel: Sicrhau Goroesi Bacteria Cwsg a Chyflawni Safonau Cyfrif Bacteria Fyw Cynnyrch

Dyma'r tymheredd goddefgar mwyaf addas ar gyfer cynhyrchu bwyd (pobi, sterilization, berwi, ac ati), gyda'r nod o leihau anactifiad sborau a chadw bacteria byw.

• <=80℃ (Short Time): Optimal Safe Temperature

• After 5 hours of treatment at 80℃, the survival rate can still reach 50%; pasteurization (72℃/15–30 seconds) results in almost 100% survival, making it ideal for hot filling and pasteurized beverages.

• 80–100℃: Acceptable Temperature (Controlled Time)

• Spores can still survive after 2 hours in a boiling water bath at 100℃, but the survival rate will drop to around 30%; recommended time <=10 minutes, suitable for steaming and short-term boiling.

• 100–120℃: Extreme Tolerable Temperature (Must be Short Time)

• Dry heat at 120℃ for 30 minutes results in approximately 80% survival, but inactivation will occur rapidly after 1 hour; suitable for extrusion puffing and short-term high-temperature baking (e.g., 200℃/3–5 minutes).

• >120℃: Not recommended.

• Treatment at 150℃ for 30 minutes results in a survival rate of only 64%. Prolonged high temperatures will cause a large number of spores to become inactive, making it difficult to meet the required live bacteria count in the finished product.

III. Practical Temperature Recommendations for Different Food Processing Techniques

IV. Key Practical Points

1. with a **spore production rate >= 85%**, as this is a prerequisite for heat resistance.
2. Adding later in high-temperature processing (such as after baking or cooling after boiling) can increase the viable bacteria retention rate to over 80%.
3. High-sugar, high-oil, and high-protein matrices can form a protective layer, resulting in a 15%–20% higher survival rate compared to low-fat, high-moisture products.

use 45℃ for fermentation, and process at <=80℃ as much as possible. High temperatures must be controlled for a specific time to ensure that Bacillus Coagulans Powder functions stably in food.