摘要：【中文】本发明涉及云物流技术领域，且公开了一种用于云物流环境下云配送的选址优化方法，包括以下步骤：步骤一、采集设定区域内所有物流的配送地址，从而获得设定区域内部的配送地址的集合；步骤二、根据设定区域的配送地址集合，对设定区域进行多个板块划分；步骤三、分别统计多个板块内部的物流数量，并获取每个板块内部的配送点的集合。该用于云物流环境下云配送的选址优化方法，通过物流配送量对配送点进行划分，并根据多个配送点的位置，选取聚类中心，使聚类中心到多个配送点的距离总和最小，从而提高聚类中心对多个配送点的物流配送效率，从而提高配送点的物流配送效率，减少物流配送时间成本。 【EN】The invention relates to the technical field of cloud logistics, and discloses a site selection optimization method for cloud distribution in a cloud logistics environment, which comprises the following steps: step one, collecting distribution addresses of all logistics in a set area, thereby obtaining a set of distribution addresses in the set area; dividing a plurality of plates into a set area according to a distribution address set of the set area; and step three, respectively counting the logistics quantity in the plurality of plates, and acquiring a set of distribution points in each plate. According to the site selection optimization method for cloud distribution in the cloud logistics environment, distribution points are divided through logistics distribution amount, a clustering center is selected according to the positions of a plurality of distribution points, the sum of the distances from the clustering center to the plurality of distribution points is minimized, the logistics distribution efficiency of the clustering center to the plurality of distribution points is improved, the logistics distribution efficiency of the distribution points is improved, and the logistics distribution time cost is reduced.

摘要：【中文】本发明涉及考虑风电不确定性的配电网概率潮流获取方法，包括如下步骤：S1、构建双向生成对抗网络的网络结构：编码器、生成器、判别器的网络结构采用全连接层的人工神经网络，且全连接层均采用LeakyReLU激活函数；生成器的输出层使用Tanh函数，判别器的输出层采用Sigmoid激活函数，在判别器的全连接层后添加Dropout层，在所述编码器、生成器、判别器的各层输入前添加分批标准化层；S2、对步骤S1中的双向生成对抗网络进行训练；S3、双向生成对抗网络训练完成后，截取生成器作为生成模型，输入服从高斯分布的一维随机噪声，得到符合原始数据概率分布的风功率数据；S4、将节点负荷及得到的风功率数据输入概率潮流计算模型，计算输出节点电压及支路功率；本发明在考虑风电出力不确定性的环境下，更准确地得到概率潮流计算的结果。 【EN】The invention relates to a power distribution network probability load flow obtaining method considering wind power uncertainty, which comprises the following steps: s1, constructing a network structure of the bidirectional generation countermeasure network: the network structure of the encoder, the generator and the discriminator adopts an artificial neural network of a full connection layer, and the full connection layer adopts a LeakyReLU activation function; the output layer of the generator uses a Tanh function, the output layer of the discriminator uses a Sigmoid activation function, a Dropout layer is added behind the full-connection layer of the discriminator, and a batch normalization layer is added before the input of each layer of the encoder, the generator and the discriminator; s2, training the bidirectional generation countermeasure network in the step S1; s3, after the training of the bidirectional generation countermeasure network is completed, intercepting a generator as a generation model, inputting one-dimensional random noise which obeys Gaussian distribution, and obtaining wind power data which accord with the probability distribution of original data; s4, inputting the node load and the obtained wind power data into a probability load flow calculation model, and calculating the voltage of an output node and the branch power; according to the method, the result of probability load flow calculation is obtained more accurately in the environment of considering the uncertainty of wind power output.

摘要：【中文】本发明涉及一种2‑巯基异丁酸的制备方法，具体以2‑溴异丁酸甲（乙）酯与硫脲反应制备异硫脲盐，再经碱解、酸化即可得到2‑巯基异丁酸。本发明方法成本低，反应条件温和，收率高，适合工业化生产。 【EN】The invention relates to a preparation method of 2-mercapto isobutyric acid, in particular to a method for preparing isothiourea salt by reacting methyl (ethyl) 2-bromoisobutyrate with thiourea, and then obtaining 2-mercapto isobutyric acid by alkaline hydrolysis and acidification. The method has the advantages of low cost, mild reaction conditions and high yield, and is suitable for industrial production.

摘要：【中文】本发明一种三盘管燃气烟气紊流换热装置及方法，所述装置以燃烧器、内层圆盘管、中层圆盘管和外层扁盘管为主体，采用内中外三层盘管设计，内中部两层的光管盘管错列排布，形成辐射封闭的炉膛，外层采用扁盘管冷却冷凝烟气，有效提升了锅炉的热效率；在冷却冷凝烟气的同时，增加烟气粘滞阻力，使烟气流动状态实现由紊流向层流的转变，增大换热系数，增强烟气冷却冷凝能力。并且内层圆盘管与中层圆盘管错列排布，形成辐射封闭的炉膛，根据辐射四次方定律，可对由燃烧器排出的烟气大幅吸收辐射热量，相比目前服役的一回程扁盘管换热壁，制造工艺更加简单，换热盘管更加紧凑，造价成本更加低廉。 【EN】The invention relates to a three-coil gas flue gas turbulent flow heat exchange device and a method, wherein the device takes a burner, an inner layer circular coil, a middle layer circular coil and an outer layer flat coil as main bodies, the design of the inner layer, the middle layer and the outer layer three layers of coils is adopted, light pipe coils at two layers of the inner middle part are arranged in a staggered way to form a radiation closed hearth, the outer layer adopts the flat coil to cool and condense flue gas, and the heat efficiency of a boiler is effectively improved; when the condensation flue gas is cooled, the viscous resistance of the flue gas is increased, the flowing state of the flue gas is changed from turbulent flow to laminar flow, the heat exchange coefficient is increased, and the cooling and condensation capacity of the flue gas is enhanced. And inlayer circle coil pipe and middle level circle coil pipe staggered arrangement form radiation confined furnace, according to radiation fourth power law, can absorb the radiant heat to the flue gas by a wide margin that is discharged by the combustor, compare the flat coil heat transfer wall of a return journey of present in service, manufacturing process is simpler, and heat transfer coil pipe is compacter, and cost is cheaper.

摘要：【中文】本发明属于机械结构设计领域。设计一种内孔定位的斜孔钻模，其特征在于，夹具体(1)作为钻模的支撑架构及工作基准，螺母(11)、夹头座(12)、球面垫圈(13)、夹紧锥堵(14)、圆柱销(15)和弹性夹头(16)组成零件内孔定位体系；夹头座(12)与夹具体(1)过盈配合，安装在夹具体(1)上，用紧定螺钉(17)固定夹头座(12)轴向转动，保证其位置不变；弹性夹头(16)穿过夹头座(12)，然后依次装入圆柱销(15)、夹紧锥堵(14)、球面垫圈(13)和螺母(11)；钻模板(7)可以沿圆柱销(6)做圆周摆动；钻套(10)通过过盈方式装在钻模板(7)上，长方头螺钉(9)通过钻模板(7)拧在底座(5)上。 【EN】The invention belongs to the field of mechanical structure design. Designing an inclined hole drilling jig for positioning an inner hole, which is characterized in that a clamp body (1) is used as a support framework and a working reference of the drilling jig, and a nut (11), a clamp holder seat (12), a spherical gasket (13), a clamping conical plug (14), a cylindrical pin (15) and an elastic clamp (16) form a part inner hole positioning system; the clamp head seat (12) is in interference fit with the clamp body (1), is arranged on the clamp body (1), and is fixed by a set screw (17) to axially rotate so as to ensure that the position of the clamp head seat is unchanged; the elastic chuck (16) penetrates through the chuck base (12), and then a cylindrical pin (15), a clamping conical plug (14), a spherical washer (13) and a nut (11) are sequentially arranged; the drill plate (7) can do circumferential oscillation along the cylindrical pin (6); the drill bushing (10) is arranged on the drill plate (7) in an interference mode, and the long square head screw (9) is screwed on the base (5) through the drill plate (7).