CN1824766A - 双向逆流式微藻培养装置 - Google Patents

双向逆流式微藻培养装置 Download PDF

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CN1824766A
CN1824766A CN 200510047992 CN200510047992A CN1824766A CN 1824766 A CN1824766 A CN 1824766A CN 200510047992 CN200510047992 CN 200510047992 CN 200510047992 A CN200510047992 A CN 200510047992A CN 1824766 A CN1824766 A CN 1824766A
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culture bag
light source
bidirection
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刘鹰
杨红生
张涛
周毅
刘保忠
王金霞
毛劲松
刘石林
张桂臻
俞志明
冯志华
张福绥
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Abstract

本发明涉及微藻培养技术,具体为一种封闭式培养水产养殖生产中所应用的主要水生生物饵料的双向逆流式微藻培养装置。该装置包括塑料薄膜培养袋、内置光源、外置光源、空气过滤装置、导流桶,培养袋内设导流桶,其外侧设有外置光源,空气过滤装置过滤后的空气经充气管、气石至导流桶底部,导流桶侧壁上下开有导流孔,导流桶内设有机玻璃管,内置光源置于有机玻璃管内。该装置通过人工光源及其它辅助设施,实现双向逆流式微藻饵料的全天候高密度培养,具有方法简单,成本低、培养的微藻密度大、不易被污染、生产周期短等优点。

Description

双向逆流式微藻培养装置
所属技术领域
本发明涉及微藻培养技术,具体为一种封闭式培养水产养殖生产中所应用的主要水生生物饵料的双向逆流式微藻培养装置。
背景技术
经过人工筛选并进行人工培育后的生物饵料,是水产动物养殖,尤其是苗种生产的一类优质饵料,在生产中发挥着不可替代的作用。光照、盐度、温度、酸碱度等是影响藻类生长的主要环境因子,目前生产中应用主要采用水泥池开放式培养,这种方式设备比较简单,但藻液与空气接触面积大,容易受敌害生物污染,且受人为、季节、天气等因素影响大,使得生产能力低下、稳定性差,抗风险能力弱,生产处于低投入、高成本、生产效率低下的状态中。其技术设施落后直接影响到海水养殖业的产品品质及养殖效益。
发明内容
为了克服现有的饵料培养方式稳定性差、培养密度低,抗风险能力弱等弊病,本发明提供一种双向逆流式微藻培养装置,该装置通过人工光源及其它辅助设施,实现双向逆流式微藻饵料的全天候高密度培养,具有方法简单,成本低、培养的微藻密度大、不易被污染、生产周期短等优点。
本发明解决其技术问题所采用的方案是:
一种双向逆流式微藻培养装置,该装置包括塑料薄膜培养袋、内置光源、外置光源、空气过滤装置、导流桶,培养袋内设导流桶,其外侧设有外置光源,空气过滤装置过滤后的空气经充气管、气石至导流桶底部,导流桶侧壁上下开有导流孔,导流桶内设有机玻璃管,内置光源置于有机玻璃管内。
塑料薄膜培养袋为圆柱形,直径为0.3~0.7米,高度为1.0米~2.0米之间,材料为聚乙烯PE,壁厚为0.06~0.12毫米,塑料薄膜培养袋底部设有底座,底座上有用于固定微藻培养袋的圆柱形钢丝圈,塑料薄膜培养袋放在圆柱形钢丝圈内。
内置光源采用荧光灯,装在直径为0.06~0.2米的有机玻璃管内,管内装1~4根灯管。
外置光源采用荧光灯,2~6支灯管为一组,采用2~6组,离塑料薄膜培养袋5~10厘米处垂直悬挂;离塑料薄膜培养袋顶部30~60厘米处悬挂反射形日光色镝灯,功率为200~400瓦特,作为阴天或夜间的补充照明。
空气过滤装置采用直径为35~50毫米的针头式过滤器,过滤器内装有混合纤维酯微孔滤膜,滤膜孔径为0.30~0.65微米,用于过滤空气中的杂质和细菌。
导流桶为明聚乙烯材料制成,壁厚范围为0.06~0.12毫米,为圆柱状,直径为塑料薄膜培养袋的1/2,导流桶底部沿周长凿四个长方形导流孔,上部靠顶端凿四个长方形导流孔,导流桶内布充气气石。
在生产应用中,把藻类培养在封闭的透明塑料薄膜培养袋中,塑料薄膜培养袋外部装有充气管、培养液进水管、藻液排出管、荧光日光灯、反射型日光色镝灯,内部装有内照射型的荧光灯、导流桶、放置在导流桶内的充气气石等。气石充气带动液流沿导流桶上升,经过导流桶上部的导流孔排出,水流通过导流桶上下孔的循环交换,实现了最大限度的混合,保持培养环境的一致性,并可使微藻接受均等的光照度,在天气阴天或夜间时,视光照度情况,开启内外荧光灯和/或反射型日光色镝灯以补充光照。
本发明的有益效果是:
1.本发明由于设置了内外补充光源,使藻类生长处于最适光照强度,最大限度地满足生长繁殖需要,培养的藻细胞密度大。
2.本发明设计的导流桶使藻液流在培养袋内连续循环,可使微藻接受均等的光照强度。
3.本发明设计空气过滤装置,可以过滤空气中的杂质和细菌,使饵料不受污染。
4.本发明采用袋式培养,可以有效的利用空间,减小培养池占地面积;易于人工调控环境条件。
下面结合附图和实施例对本发明进一步说明。
附图说明
图1是本发明的微藻培养装置结构示意图。图中:
1培养袋;2充气管;3导流桶;4外置光源;5有机玻璃管;6内置光源;7导流孔;8底座;9针头式空气过滤器;10反射型日光色镝灯;11增氧泵;12进水管;13藻液排出口;14气石;15钢丝圈。
——→:液流方向
Figure A20051004799200041
气流方向
具体实施方式
如图1所示,本发明双向逆流式微藻培养装置由塑料薄膜培养袋1、内置光源6、外置光源4、空气过滤装置、导流桶3等主要部分组成,培养袋1内设导流桶3,其外侧设有外置光源,空气过滤装置过滤后的空气经充气管2、气石14至导流桶3底部,导流桶3侧壁上下开设导流孔7,导流桶3内设有机玻璃管5,内置光源置于有机玻璃管5内。塑料薄膜培养袋1为圆柱形,直径为0.3~0.7米,高度为1.0米~2.0米之间,材料为聚乙烯PE,壁厚为0.06~0.12毫米。塑料薄膜培养袋1底部设有底座8,塑料薄膜培养袋1放在具有一定强度的圆柱形钢丝圈15内。内置光源6采用荧光灯,装在直径为0.06~0.2米的有机玻璃管内,管内装1~4根灯管,有机玻璃管一端盖板与管体密封,另一端盖板与管体通过螺纹连接,用O形橡胶圈密封,管内抽真空,灯管电源线穿过盖板处用胶水密封。外置光源4采用荧光灯,2~6支灯管为一组,一般采用2~6组,离塑料薄膜培养袋5~10厘米处垂直悬挂。离塑料薄膜培养袋顶部30~60厘米处悬挂反射形日光色镝灯10,功率一般为200~400瓦特,作为阴天或夜间的补充照明。空气过滤装置采用直径为35~50毫米的针头式过滤器9,过滤器内装有混合纤维酯微孔滤膜,滤膜孔径为0.30~0.65微米,用于过滤空气中的杂质和细菌。导流桶3为透明聚乙烯材料制成,壁厚为0.06毫米,为圆柱状,直径为塑料薄膜培养袋的1/2,导流桶底部沿周长凿四个长方形导流孔,上部靠顶端凿四个长方形导流孔,导流桶内布散气石(充气气石)。
经过培养后的藻种、配制好的营养液及消毒海水通过进水管12流入微藻塑料薄膜培养袋1,增氧泵11产生的气体经过针头式过滤器9将细菌和杂质滤掉,充气管2连接针头式过滤器9和充气气石14,过滤后的空气在微藻培养袋1内上升,同时带动藻液上升,在导流桶3的导流孔7处溢出至导流桶外,藻液下降,通过导流桶下部的导流孔7重新进入导流桶3,完成整个循环。荧光灯和反射型日光色镝灯10主要用于阴天或夜间的补充照明。有机玻璃管5内装荧光灯用于提高内部光照度。塑料薄膜培养袋1底部设有底座8,底座8上有圆柱形钢丝圈15,用于固定微藻培养袋1。培养好后的藻液通过藻液排出口13流至饵料池,供养殖生产使用。

Claims (6)

1、一种双向逆流式微藻培养装置,其特征是:该装置包括塑料薄膜培养袋、内置光源、外置光源、空气过滤装置、导流桶,培养袋内设导流桶,其外侧设有外置光源,空气过滤装置过滤后的空气经充气管、气石至导流桶底部,导流桶侧壁上下开有导流孔,导流桶内设有机玻璃管,内置光源置于有机玻璃管内。
2、根据权利要求1所述的双向逆流式微藻培养装置,其特征是:塑料薄膜培养袋为圆柱形,直径为0.3~0.7米,高度为1.0米~2.0米之间,材料为聚乙烯PE,壁厚为0.06~0.12毫米,塑料薄膜培养袋底部设有底座,底座上有用于固定微藻培养袋的圆柱形钢丝圈,塑料薄膜培养袋放在圆柱形钢丝圈内。
3、根据权利要求1所述的双向逆流式微藻培养装置,其特征是:内置光源采用荧光灯,装在直径为0.06~0.2米的有机玻璃管内,管内装1~4根灯管。
4、根据权利要求1所述的双向逆流式微藻培养装置,其特征是:外置光源采用荧光灯,2~6支灯管为一组,采用2~6组,离塑料薄膜培养袋5~10厘米处垂直悬挂;离塑料薄膜培养袋顶部30~60厘米处悬挂反射形日光色镝灯,功率为200~400瓦特,作为阴天或夜间的补充照明。
5、根据权利要求1所述的双向逆流式微藻培养装置,其特征是:空气过滤装置采用直径为35~50毫米的针头式过滤器,过滤器内装有混合纤维酯微孔滤膜,滤膜孔径为0.30~0.65微米,用于过滤空气中的杂质和细菌。
6、根据权利要求1所述的双向逆流式微藻培养装置,其特征是:导流桶为明聚乙烯材料制成,壁厚范围为0.06~0.12毫米,为圆柱状,直径为塑料薄膜培养袋的1/2,导流桶底部沿周长凿四个长方形导流孔,上部靠顶端凿四个长方形导流孔,导流桶内布充气气石。
CN 200510047992 2005-12-14 2005-12-14 双向逆流式微藻培养装置 Pending CN1824766A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016000192A1 (zh) * 2014-06-30 2016-01-07 上海希宏生物科技有限公司 一种内置光源生物反应器及微藻养殖方法
EP3287168A3 (en) * 2008-03-26 2019-11-06 EMD Millipore Corporation System and method for interfacing sensors to a sterile flow stream

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3287168A3 (en) * 2008-03-26 2019-11-06 EMD Millipore Corporation System and method for interfacing sensors to a sterile flow stream
WO2016000192A1 (zh) * 2014-06-30 2016-01-07 上海希宏生物科技有限公司 一种内置光源生物反应器及微藻养殖方法

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