CN108841527A - A kind of health liquor and preparation method of invigorating Qi and tonifying kidney - Google Patents

Abstract

The invention discloses the health liquors and preparation method of a kind of invigorating Qi and tonifying kidney, belong to health liquor processing technique field, are made of following parts by weight of component：3200 ~ 3800 parts of white wine, modified 25 ~ 31 parts of Gorgon fruit, 16 ~ 18 parts of lotus nut, 5 ~ 9 parts of cordyceps sinensis, 3 ~ 7 parts of dark plum, 3 ~ 4 parts of Schisandra chinensis, 2 ~ 4 parts of gingko, 3 ~ 5 parts of Chinese yam.Include the following steps：（1）Cooking processing；（2）Homogenized；（3）Freeze-drying process；（4）Pulverization process；（5）It impregnates and filters.The final obtained each raw material rational proportion of health liquor of the present invention, bioavilability is high, there is invigorating Qi and tonifying kidney, beauty treatment to defend the doctrine, tonifying spleen and stopping diarrhea and other effects, and have no toxic side effect, clear, performance are stablized, and have good market popularization value.

Description

A kind of health liquor and preparation method of invigorating Qi and tonifying kidney

Technical field

The invention belongs to health liquor processing technique fields, and in particular to a kind of health liquor and preparation method of invigorating Qi and tonifying kidney.

Background technique

There are many wine, and flavor efficacy is similar.In general, alcoholic strength temperature and taste person acrid in flavour and warm in nature can dispelling cold, pungent person can send out Dissipate, so wine can dredge the channels, promoting the circulation of qi and blood, exempt from the positive dispelling cold of numbness dissipating bind, temperature, can soothing liver-qi stagnation, a surname's feelings freely anticipate.Again because wine is The essence of cereal brewing, therefore can also help stomach.In addition, wine energy desinsection gets rid of evils, wards off evil by dirty.《Natural science will》It carries：Wang Su, it opens Weighing apparatus, equal three people of horse emit mist morning row.One people drinks, a human diet, and a people is on an empty stomach.Empty stomach person is dead, trencherman's disease of satisfying, and alcohol user is strong.This Show that " wine gesture wards off evil, is better than the benefits of eating." combination of wine and drug is the much progress of health of drinking.The combination of wine and medicine Produce completely new wine product --- health liquor.Health liquor is mainly characterized by joined medicinal material in brewing process, mainly with health Based on being healthy and strong, there is health body-building, compatibility is particular about in medication, can be divided into tonifying Qi, blood enriching and yin nourishing, yang-tonifying according to its function With the types such as qi-blood tonifying.

Today's society, the aggravation of operating pressure with the quickening pace of modern life, the student in many sitting classrooms, sitting are done The office worker of public room is suffering from deficiency of kidney-QI, qi-blood deficiency syndrome, is easy to cause insomnia, fatigue, loss of appetite, alopecia, is immunized The defect such as power is low, mood is impatient.

Therapeutic modality most important for such symptom is exactly to see a doctor at present, usually can all remove the medicine for eating of invigorating Qi and tonifying kidney Object alleviates symptom, but for a long time takes medicine, and can inevitably develop drug resistance, and will also result in more or less wound to body In addition evil has part by consulting shrink, alleviates symptom by psychotherapy, but effect is not very significant.

Summary of the invention

The purpose of the present invention is being directed to existing problem, the health liquor and preparation method of a kind of invigorating Qi and tonifying kidney are provided, originally The final obtained each raw material rational proportion of health liquor of invention, bioavilability is high, there is invigorating Qi and tonifying kidney, beauty treatment to defend the doctrine, tonifying spleen Antidiarrheal and other effects, and have no toxic side effect, clear, performance are stablized, and have good market popularization value.

The present invention is achieved by the following technical solutions：

A kind of health liquor of invigorating Qi and tonifying kidney, is made of following parts by weight of component：3200 ~ 3800 parts of white wine, modified Gorgon fruit 25 ~ 31 Part, 16 ~ 18 parts of lotus nut, 5 ~ 9 parts of cordyceps sinensis, 3 ~ 7 parts of dark plum, 3 ~ 4 parts of Schisandra chinensis, 2 ~ 4 parts of gingko, 3 ~ 5 parts of Chinese yam.

Preferably, it is made of following parts by weight of component：3500 parts of white wine, modified 28 parts of Gorgon fruit, 17 parts of lotus nut, cordyceps sinensis 7 parts, 5 parts of dark plum, 3.5 parts of Schisandra chinensis, 3 parts of gingko, 4 parts of Chinese yam.

Further, the preparation of the modified Gorgon fruit, includes the following steps：

1）Enzymolysis processing：It weighs 30 ~ 40 portions of Gorgon fruits to be placed in vial, the purifying of Gorgon fruit parts by weight 130 ~ 150% is then added Water, 0.8 ~ 1.2% cellulase and 0.4 ~ 0.6% pectase, vial is placed in water-bath and is heated, temperature control It is 46 ~ 51 DEG C, the time of enzymatic hydrolysis is 55 ~ 65min；

2）Microwave treatment：1 will be operated）Gorgon fruit after middle enzymolysis processing is placed in new vial from taking-up in water-bath, then Yoghourt, 3 ~ 5% tannic acid, 4 ~ 8% citric acid, 3 ~ 5% malic acid, 4 ~ 5% kind of Gorgon fruit total weight parts 120 ~ 160% is added Eggplant element stirs and evenly mixs the microwave treatment for being placed on and carrying out specific frequency in micro-wave oven；

3）Elute drying：2 will be operated）Gorgon fruit after middle microwave treatment takes out from micro-wave oven, is placed on baking with pure water elution It is dried in case.

Further, the operation 2）The frequency of middle microwave is 180 ~ 190GHz, and the time of microwave treatment is 40 ~ 50min.

Further, the operation 3）Dry temperature is 70 ~ 80 DEG C, and the dry time is 2 ~ 3h.

A kind of preparation method of the health liquor of invigorating Qi and tonifying kidney, includes the following steps：

（1）Cooking processing：The modification Gorgon fruits of corresponding parts by weight, cordyceps sinensis, Schisandra chinensis, gingko is weighed to be placed in pot, then weigh 100 ~ 130 parts of purified waters are placed in pot, are heated, and after boiling, the lotus nut, dark plum, Chinese yam for weighing corresponding parts by weight are placed in In pot, continue to heat, temperature control is 120 ~ 130 DEG C, and the time for continuing heating is 5 ~ 9h；

（2）Homogenized：By step（1）All the components are added in refiner and carry out homogenized in pot after middle cooking, refiner Revolving speed control be 1200 ~ 1400rpm, time of homogenate is 1 ~ 2h；

（3）Freeze-drying process：By step（2）The homogenate of middle acquisition, which is placed in freeze drying box, to be freeze-dried, freezing Temperature control is -35 ~ -25 DEG C, and time of freezing is 6 ~ 10min, and dry temperature is 70 ~ 90 DEG C, the dry time is 30 ~ 50min；

（4）Pulverization process：By step（3）Mixture after middle freeze-drying, which is placed in ball mill, to be crushed, and ball mill turns Speed control is 200 ~ 240rpm, and the time control ground is 35 ~ 55min；

（5）It impregnates and filters：The white wine for weighing corresponding parts by weight is placed in tank, then by step（4）Smashed mixture is added It is impregnated in tank, the time of immersion is 5 ~ 9 days, is during which shaken every day 4 ~ 8 times, filtrate is filtered to obtain after immersion.

The present invention has the following advantages that compared with prior art：

Health liquor prepared by the present invention extracts Chinese herbal medicine using white wine as leaching liquor, retains effective component, rejects slag charge, the present invention The medicinal herb components of addition have modified Gorgon fruit, lotus nut, cordyceps sinensis, dark plum, Schisandra chinensis, gingko, Chinese yam, they nearly all have Kidney tonifying benefit is empty, supports the effect of lean gas, and main traditional Chinese medicine ingredients Gorgon fruit contains many nutritional ingredients such as carbohydrate, fat, egg White matter, calcium, phosphorus, iron etc., but Gorgon fruit property is restrained compared with astringent method, is directly eaten and be will lead to stool hardening, indigestion, therefore this Invention is modified Gorgon fruit, and Gorgon fruit is carried out to the enzymolysis processing of cellulase and pectase first, destroys cell wall, then will Gorgon fruit is placed in microwave, and Yoghourt, tannic acid, citric acid, malic acid, tomatin is added, they both contribute to improve Gorgon fruit indigestibility The problem of, microwave can change the activity of channel protein in cell, increase permeability of cell membranes, promote active constituent to enter thin It is intracellular, change the convergent property of Gorgon fruit astringent method, refines the mouthfeel of Gorgon fruit, make it easier to be absorbed by the body；In the preparation of health liquor In the process, health liquor constituent is placed in batches in pot and carries out heating and cooking, enhance the activity of effective component, and promote each group It can play the role of sterilizing at the synergistic effect between effective component in ingredient, and by cooking；Again by they into Row homogenate, further refines each constituent, it is made to be easier to be received by digestion, and back to back to carry out freezing dry Dry, hot and cold alternation processing have stimulated the coupling between effective component well, in addition be freeze-dried the work that can also play sterilization With being dried under ultra-low temperature surroundings, be not only avoided that the growth of pathogen, but also can guarantee the steady of effective component to the maximum extent It is fixed；It is crushed after freeze-drying, improves the leaching rate of white wine extraction, improve the bioavilability of effective component.The present invention is most Each raw material rational proportion of health liquor obtained by end, bioavilability are high, there is invigorating Qi and tonifying kidney, beauty treatment to defend the doctrine, tonifying spleen and stopping diarrhea etc. Effect, and have no toxic side effect, clear, performance are stablized, and have good market popularization value.

Specific embodiment

Embodiment 1

A kind of health liquor of invigorating Qi and tonifying kidney, is made of following parts by weight of component：3200 parts of white wine, modified 25 parts of Gorgon fruit, lotus nut 16 Part, 5 parts of cordyceps sinensis, 3 parts of dark plum, 3 parts of Schisandra chinensis, 2 parts of gingko, 3 parts of Chinese yam.

Further, the preparation of the modified Gorgon fruit, includes the following steps：

1）Enzymolysis processing：30 portions of Gorgon fruits are weighed be placed in vial, be then added Gorgon fruit parts by weight 130% purified water, 0.8% Cellulase and 0.4% pectase, vial is placed in water-bath and is heated, temperature control be 46 DEG C, the time of enzymatic hydrolysis For 55min；

2）Microwave treatment：1 will be operated）Gorgon fruit after middle enzymolysis processing is placed in new vial from taking-up in water-bath, then Yoghourt, 3% tannic acid, 4% citric acid, 3% malic acid, 4% tomatin of Gorgon fruit total weight parts 120% is added, stirs and evenly mixs It is placed on the microwave treatment that specific frequency is carried out in micro-wave oven；

3）Elute drying：2 will be operated）Gorgon fruit after middle microwave treatment takes out from micro-wave oven, is placed on baking with pure water elution It is dried in case.

Further, the operation 2）The frequency of middle microwave is 180GHz, and the time of microwave treatment is 40min.

Further, the operation 3）Dry temperature is 70 DEG C, and the dry time is 2h.

A kind of preparation method of the health liquor of invigorating Qi and tonifying kidney, includes the following steps：

（1）Cooking processing：The modification Gorgon fruits of corresponding parts by weight, cordyceps sinensis, Schisandra chinensis, gingko is weighed to be placed in pot, then weigh 100 parts of purified waters are placed in pot, are heated, and after boiling, the lotus nut, dark plum, Chinese yam for weighing corresponding parts by weight are placed in pot, Continue to heat, temperature control is 120 DEG C, and the time for continuing heating is 5h；

（2）Homogenized：By step（1）All the components are added in refiner and carry out homogenized in pot after middle cooking, refiner Revolving speed control be 1200rpm, time of homogenate is 1h；

（3）Freeze-drying process：By step（2）The homogenate of middle acquisition, which is placed in freeze drying box, to be freeze-dried, freezing Temperature control is -35 DEG C, and the time of freezing is 6min, and dry temperature is 70 DEG C, and the dry time is 30min；

（4）Pulverization process：By step（3）Mixture after middle freeze-drying, which is placed in ball mill, to be crushed, and ball mill turns Speed control is 200rpm, and the time control ground is 35min；

（5）It impregnates and filters：The white wine for weighing corresponding parts by weight is placed in tank, then by step（4）Smashed mixture is added It is impregnated in tank, the time of immersion is 5 days, is during which shaken every day 4 times, filtrate is filtered to obtain after immersion.

Embodiment 2

A kind of health liquor of invigorating Qi and tonifying kidney, is made of following parts by weight of component：3500 parts of white wine, modified 28 parts of Gorgon fruit, lotus nut 17 Part, 7 parts of cordyceps sinensis, 5 parts of dark plum, 3.5 parts of Schisandra chinensis, 3 parts of gingko, 4 parts of Chinese yam.

Further, the preparation of the modified Gorgon fruit, includes the following steps：

1）Enzymolysis processing：It weighs 35 portions of Gorgon fruits to be placed in vial, the purified water of Gorgon fruit parts by weight 140%, 1% fibre is then added The pectase for tieing up plain enzyme and 0.5%, vial is placed in water-bath and is heated, and temperature control is 48.5 DEG C, the time of enzymatic hydrolysis For 60min；

2）Microwave treatment：1 will be operated）Gorgon fruit after middle enzymolysis processing is placed in new vial from taking-up in water-bath, then Yoghourt, 4% tannic acid, 6% citric acid, 4% malic acid, 4.5% tomatin of Gorgon fruit total weight parts 140% is added, stirring is mixed It is even to be placed on the microwave treatment that specific frequency is carried out in micro-wave oven；

3）Elute drying：2 will be operated）Gorgon fruit after middle microwave treatment takes out from micro-wave oven, is placed on baking with pure water elution It is dried in case.

Further, the operation 2）The frequency of middle microwave is 185GHz, and the time of microwave treatment is 45min.

Further, the operation 3）Dry temperature is 75 DEG C, and the dry time is 2.5h.

A kind of preparation method of the health liquor of invigorating Qi and tonifying kidney, includes the following steps：

（1）Cooking processing：The modification Gorgon fruits of corresponding parts by weight, cordyceps sinensis, Schisandra chinensis, gingko is weighed to be placed in pot, then weigh 115 parts of purified waters are placed in pot, are heated, and after boiling, the lotus nut, dark plum, Chinese yam for weighing corresponding parts by weight are placed in pot, Continue to heat, temperature control is 125 DEG C, and the time for continuing heating is 7h；

（2）Homogenized：By step（1）All the components are added in refiner and carry out homogenized in pot after middle cooking, refiner Revolving speed control be 1300rpm, time of homogenate is 1.5h；

（3）Freeze-drying process：By step（2）The homogenate of middle acquisition, which is placed in freeze drying box, to be freeze-dried, freezing Temperature control is -30 DEG C, and the time of freezing is 8min, and dry temperature is 80 DEG C, and the dry time is 40min；

（4）Pulverization process：By step（3）Mixture after middle freeze-drying, which is placed in ball mill, to be crushed, and ball mill turns Speed control is 220rpm, and the time control ground is 45min；

（5）It impregnates and filters：The white wine for weighing corresponding parts by weight is placed in tank, then by step（4）Smashed mixture is added It is impregnated in tank, the time of immersion is 7 days, is during which shaken every day 6 times, filtrate is filtered to obtain after immersion.

Embodiment 3

A kind of health liquor of invigorating Qi and tonifying kidney, is made of following parts by weight of component：3800 parts of white wine, modified 31 parts of Gorgon fruit, lotus nut 18 Part, 9 parts of cordyceps sinensis, 7 parts of dark plum, 4 parts of Schisandra chinensis, 4 parts of gingko, 5 parts of Chinese yam.

Further, the preparation of the modified Gorgon fruit, includes the following steps：

1）Enzymolysis processing：40 portions of Gorgon fruits are weighed be placed in vial, be then added Gorgon fruit parts by weight 150% purified water, 1.2% Cellulase and 0.6% pectase, vial is placed in water-bath and is heated, temperature control be 51 DEG C, the time of enzymatic hydrolysis For 65min；

2）Microwave treatment：1 will be operated）Gorgon fruit after middle enzymolysis processing is placed in new vial from taking-up in water-bath, then Yoghourt, 5% tannic acid, 8% citric acid, 5% malic acid, 5% tomatin of Gorgon fruit total weight parts 160% is added, stirs and evenly mixs It is placed on the microwave treatment that specific frequency is carried out in micro-wave oven；

3）Elute drying：2 will be operated）Gorgon fruit after middle microwave treatment takes out from micro-wave oven, is placed on baking with pure water elution It is dried in case.

Further, the operation 2）The frequency of middle microwave is 190GHz, and the time of microwave treatment is 50min.

Further, the operation 3）Dry temperature is 80 DEG C, and the dry time is 3h.

A kind of preparation method of the health liquor of invigorating Qi and tonifying kidney, includes the following steps：

（1）Cooking processing：The modification Gorgon fruits of corresponding parts by weight, cordyceps sinensis, Schisandra chinensis, gingko is weighed to be placed in pot, then weigh 130 parts of purified waters are placed in pot, are heated, and after boiling, the lotus nut, dark plum, Chinese yam for weighing corresponding parts by weight are placed in pot, Continue to heat, temperature control is 130 DEG C, and the time for continuing heating is 9h；

（2）Homogenized：By step（1）All the components are added in refiner and carry out homogenized in pot after middle cooking, refiner Revolving speed control be 1400rpm, time of homogenate is 2h；

（3）Freeze-drying process：By step（2）The homogenate of middle acquisition, which is placed in freeze drying box, to be freeze-dried, freezing Temperature control is -25 DEG C, and the time of freezing is 10min, and dry temperature is 90 DEG C, and the dry time is 50min；

（4）Pulverization process：By step（3）Mixture after middle freeze-drying, which is placed in ball mill, to be crushed, and ball mill turns Speed control is 240rpm, and the time control ground is 55min；

（5）It impregnates and filters：The white wine for weighing corresponding parts by weight is placed in tank, then by step（4）Smashed mixture is added It is impregnated in tank, the time of immersion is 9 days, is during which shaken every day 8 times, filtrate is filtered to obtain after immersion.

Comparative example 1

This comparative example 1 compared with Example 2, by step（1）Modification Gorgon fruit in cooking processing, which changes into, does not make any processing Gorgon fruit, and save the preparation of modified Gorgon fruit, method and step in addition to this is all the same.

Comparative example 2

This comparative example 2 compared with Example 2, saves step（1）The system of modification Gorgon fruit and modified Gorgon fruit in cooking processing Standby, method and step in addition to this is all the same.

Comparative example 3

This comparative example 3 compared with Example 2, saves step（2）Homogenized, method and step in addition to this are all the same.

Comparative example 4

This comparative example 4 compared with Example 2, saves step（3）Freeze-drying process, method and step in addition to this are homogeneous Together.

Control group

It tonifies Qi of the kidney wine and preparation method thereof application No. is one kind disclosed in 201710643474.1.

In order to compare effect of the present invention, the present invention buys 80 from Wuhan University's animal experimental center, and constitution size is intimate The SPF grade male mice of 8 week old of completely the same health carries out stomach-filling experiment, specially：

（1）The foundation of model：By the SPF bought grade male mice SPF grades of animal houses adapt to feed after a week, by they with Machine is divided into 8 groups, and every group of 10 mouse, wherein having one group for blank control group, a group model group, remaining six groups are experimental group, together Batten part adapts to after feeding 1 week, and except hydrocortisone 22mg/kg is administered in remaining each group of control group, control group gives isometric physiology Salt water, administration time are every morning 10:00-10:30, mouse situation is observed during administration daily, when mouse spirit occurs not Vibration, slow in reacting, coat is loose, depilation, it is thin phenomena such as when model successfully, all mouse normal diets are drunk during modeling Water；

（2）Stomach-filling experiment：After modeling successfully, respectively with embodiment 2, comparative example 1, comparative example 2, comparative example 3, After wine prepared by comparative example 4, the method for control group dilutes 100 times, respectively with 20mL/ (kg.d) to six groups of experimental mices Stomach-filling is carried out, blank control group mouse and model group mouse give isometric physiological saline and carry out stomach-filling, after stomach-filling 8 weeks, place Dead mouse measures the index of correlation, all mouse normal diet drinking-water during experiment.

Specific experiment correlation data is as shown in table 1 below：

Table 1

Note：Organ index described in upper table 1（mg/g）=Organ weight/weight.

The final obtained each raw material rational proportion of health liquor of the present invention it can be seen from upper table 1, bioavilability is high, It defends the doctrine, tonifying spleen and stopping diarrhea and other effects, and has no toxic side effect with invigorating Qi and tonifying kidney, beauty treatment, clear, performance are stablized, and have very Good market popularization value.

Claims (6)

1. a kind of health liquor of invigorating Qi and tonifying kidney, which is characterized in that be made of following parts by weight of component：3200 ~ 3800 parts of white wine changes Property 25 ~ 31 parts of Gorgon fruit, 16 ~ 18 parts of lotus nut, 5 ~ 9 parts of cordyceps sinensis, 3 ~ 7 parts of dark plum, 3 ~ 4 parts of Schisandra chinensis, 2 ~ 4 parts of gingko, Chinese yam 3 ~ 5 parts.

2. a kind of health liquor of invigorating Qi and tonifying kidney according to claim 1, which is characterized in that be made of following parts by weight of component： 3500 parts of white wine, modified 28 parts of Gorgon fruit, 17 parts of lotus nut, 7 parts of cordyceps sinensis, 5 parts of dark plum, 3.5 parts of Schisandra chinensis, 3 parts of gingko, Chinese yam 4 parts.

3. a kind of health liquor of invigorating Qi and tonifying kidney according to claim 1 or claim 2, which is characterized in that the preparation of the modified Gorgon fruit, Include the following steps：

1）Enzymolysis processing：It weighs 30 ~ 40 portions of Gorgon fruits to be placed in vial, the purifying of Gorgon fruit parts by weight 130 ~ 150% is then added Water, 0.8 ~ 1.2% cellulase and 0.4 ~ 0.6% pectase, vial is placed in water-bath and is heated, temperature control It is 46 ~ 51 DEG C, the time of enzymatic hydrolysis is 55 ~ 65min；

2）Microwave treatment：1 will be operated）Gorgon fruit after middle enzymolysis processing is placed in new vial from taking-up in water-bath, then Yoghourt, 3 ~ 5% tannic acid, 4 ~ 8% citric acid, 3 ~ 5% malic acid, 4 ~ 5% kind of Gorgon fruit total weight parts 120 ~ 160% is added Eggplant element stirs and evenly mixs the microwave treatment for being placed on and carrying out specific frequency in micro-wave oven；

3）Elute drying：2 will be operated）Gorgon fruit after middle microwave treatment takes out from micro-wave oven, is placed on baking with pure water elution It is dried in case.

4. a kind of health liquor of invigorating Qi and tonifying kidney according to claim 3, which is characterized in that the operation 2）Middle microwave Frequency is 180 ~ 190GHz, and the time of microwave treatment is 40 ~ 50min.

5. a kind of health liquor of invigorating Qi and tonifying kidney according to claim 3, which is characterized in that the operation 3）Dry temperature Degree is 70 ~ 80 DEG C, and the dry time is 2 ~ 3h.

6. a kind of preparation method of the health liquor of invigorating Qi and tonifying kidney according to claim 1 or claim 2, which is characterized in that including following Step：

（1）Cooking processing：The modification Gorgon fruits of corresponding parts by weight, cordyceps sinensis, Schisandra chinensis, gingko is weighed to be placed in pot, then weigh 100 ~ 130 parts of purified waters are placed in pot, are heated, and after boiling, the lotus nut, dark plum, Chinese yam for weighing corresponding parts by weight are placed in In pot, continue to heat, temperature control is 120 ~ 130 DEG C, and the time for continuing heating is 5 ~ 9h；

（2）Homogenized：By step（1）All the components are added in refiner and carry out homogenized in pot after middle cooking, refiner Revolving speed control be 1200 ~ 1400rpm, time of homogenate is 1 ~ 2h；

（3）Freeze-drying process：By step（2）The homogenate of middle acquisition, which is placed in freeze drying box, to be freeze-dried, freezing Temperature control is -35 ~ -25 DEG C, and time of freezing is 6 ~ 10min, and dry temperature is 70 ~ 90 DEG C, the dry time is 30 ~ 50min；

（4）Pulverization process：By step（3）Mixture after middle freeze-drying, which is placed in ball mill, to be crushed, and ball mill turns Speed control is 200 ~ 240rpm, and the time control ground is 35 ~ 55min；

（5）It impregnates and filters：The white wine for weighing corresponding parts by weight is placed in tank, then by step（4）Smashed mixture is added It is impregnated in tank, the time of immersion is 5 ~ 9 days, is during which shaken every day 4 ~ 8 times, filtrate is filtered to obtain after immersion.