{"id":9652,"date":"2017-06-15T03:05:29","date_gmt":"2017-06-15T08:05:29","guid":{"rendered":"https:\/\/www.insta-pro.com\/?p=9652\/"},"modified":"2026-01-07T13:31:24","modified_gmt":"2026-01-07T19:31:24","slug":"tentatives-de-production-de-pst-a-faible-cout","status":"publish","type":"post","link":"https:\/\/instapro.spinuhost.com\/fr\/blog\/ingenierie-maintenance\/tentatives-de-production-de-pst-a-faible-cout\/","title":{"rendered":"Tentatives de production de TSP \u00e0 faible co\u00fbt"},"content":{"rendered":"<p>\u00c0 mesure que la population mondiale augmente, il devient n\u00e9cessaire de nourrir de plus en plus de bouches.&#160; Au cours de nos entretiens de vente, un sujet revient souvent&#160;: le d\u00e9veloppement de notre processus d\u2019obtention de prot\u00e9ines de soja textur\u00e9es (PST).&#160; La m\u00e9thode de transformation Insta-Pro permettant l\u2019obtention de diverses farines de soja s\u2019est av\u00e9r\u00e9e efficace et rentable pour les producteurs.&#160; Avec l\u2019augmentation de la demande en sources de prot\u00e9ines, les PST sont devenues encore plus attrayantes.<\/p>\n<p>Les PST peuvent \u00eatre produites \u00e0 partir de divers types de farines de soja, comme avec notre processus ExPress\u00ae, ou par extraction au solvant de tourteaux riches en prot\u00e9ines.&#160; R\u00e9cemment, notre \u00e9quipe de R&#160;et&#160;D a effectu\u00e9 des exp\u00e9riences pour tenter de produire des tourteaux de soja extraits au solvant \u00e0 faible teneur en prot\u00e9ines.&#160; Auparavant, ce mat\u00e9riau \u00e9tait difficile \u00e0 bien texturer en raison de sa teneur \u00e9lev\u00e9e en fibres et de son IDP (indice de dispersibilit\u00e9 des prot\u00e9ines) faible.&#160; Ces facteurs sont g\u00e9n\u00e9ralement consid\u00e9r\u00e9s comme inhibiteurs de la texturation.&#160; Pour faire face \u00e0 ces obstacles, un processus de fort cisaillement peut parfois \u00eatre utilis\u00e9.<\/p>\n<p>Afin de texturer la farine de soja, une combinaison de chaleur, d\u2019humidit\u00e9 et de cisaillement est n\u00e9cessaire.&#160; Il y a beaucoup d\u2019autres facteurs en jeu qui peuvent aider, mais concentrons-nous pour l\u2019instant sur les trois que nous venons d\u2019\u00e9voquer.&#160; \u00c0 mesure que la farine de soja traverse l\u2019extrudeuse, les cha\u00eenes de prot\u00e9ines se s\u00e9parent et se transforment en longs fils.&#160; \u00c0 cause de cela, les PST semblent avoir plusieurs couches, comme de la viande.&#160; Normalement, la farine de soja a un IDP \u00e9lev\u00e9 et peu de fibres, ce qui lui permet d\u2019\u00eatre facilement textur\u00e9e.&#160; Les tourteaux de soja extraits au solvant \u00e0 faible teneur en prot\u00e9ines ont un IDP plus faible, un contenu en fibres plus \u00e9lev\u00e9 et sont g\u00e9n\u00e9ralement utilis\u00e9s pour l\u2019alimentation du b\u00e9tail.<\/p>\n<p>Dans nos essais de R&#160;et&#160;D r\u00e9cents, nous avons \u00e9t\u00e9 en mesure de bien texturer cet ingr\u00e9dient difficile et de produire des morceaux de PST de plus grande taille.&#160; Ces pi\u00e8ces constitueraient une bonne alternative \u00e0 la viande ou pourraient \u00eatre broy\u00e9es pour servir en tant que \u00ab&#160;meat extender&#160;\u00bb.&#160; Dans un environnement de production, elles pourraient ensuite \u00eatre s\u00e9ch\u00e9es, refroidies, puis tri\u00e9es en fonction de leur taille.&#160; Cela repr\u00e9sente une \u00e9tape tr\u00e8s positive en vue d\u2019offrir un proc\u00e9d\u00e9 pour obtenir des PST \u00e0 l\u2019aide d\u2019ingr\u00e9dients moins chers.<\/p>\n<p>\u00c0 Insta-Pro International, la R&#160;et&#160;D est le moteur de l\u2019innovation.&#160; Bon nombre de nos activit\u00e9s sont directement influenc\u00e9es par les besoins de nos clients.&#160; C\u2019est parce que nous avons \u00e0 c\u0153ur d\u2019am\u00e9liorer les conditions de vie que nous faisons continuellement progresser notre technologie, pour aider les gens \u00e0 manger 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